Changes between Initial Version and Version 1 of Ticket #7533


Ignore:
Timestamp:
Aug 31, 2022, 11:57:31 AM (3 years ago)
Author:
Eric Pettersen
Comment:

Legend:

Unmodified
Added
Removed
Modified

  • Ticket #7533

    • Property Cc Tom Goddard added
    • Property Component Unassigned → Platform
    • Property Owner set to Eric Pettersen
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Status new → accepted
    • Property Summary ChimeraX bug report submission → Crash using File→Open on Windows and/or in return statement

  • Ticket #7533 – Description

    initial v1  
    836836  File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    837837
    838 Thread 0x00002048 (most recent call first):
    839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    846 Windows fatal exception: code 0x8001010e
    847 
    848 Thread 0x00003c48 (most recent call first):
    849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    853 
    854 Thread 0x0000366c (most recent call first):
    855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    859 
    860 Thread 0x00006558 (most recent call first):
    861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    868 
    869 Thread 0x00006788 (most recent call first):
    870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    874 
    875 Thread 0x000028cc (most recent call first):
    876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    880 
    881 Thread 0x00006148 (most recent call first):
    882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    886 
    887 Thread 0x00000dd8 (most recent call first):
    888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    892 
    893 Thread 0x000052bc (most recent call first):
    894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    898 
    899 Thread 0x00002778 (most recent call first):
    900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    904 
    905 Thread 0x000067f8 (most recent call first):
    906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    910 
    911 Thread 0x00003764 (most recent call first):
    912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    916 
    917 Thread 0x00002048 (most recent call first):
    918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    925 Windows fatal exception: code 0x8001010e
    926 
    927 Thread 0x00003c48 (most recent call first):
    928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    932 
    933 Thread 0x0000366c (most recent call first):
    934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    938 
    939 Thread 0x00006558 (most recent call first):
    940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    947 
    948 Thread 0x00006788 (most recent call first):
    949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    953 
    954 Thread 0x000028cc (most recent call first):
    955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    959 
    960 Thread 0x00006148 (most recent call first):
    961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    965 
    966 Thread 0x00000dd8 (most recent call first):
    967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    971 
    972 Thread 0x000052bc (most recent call first):
    973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    977 
    978 Thread 0x00002778 (most recent call first):
    979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    983 
    984 Thread 0x000067f8 (most recent call first):
    985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    989 
    990 Thread 0x00003764 (most recent call first):
    991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    995 
    996 Thread 0x00002048 (most recent call first):
    997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1004 Windows fatal exception: code 0x8001010e
    1005 
    1006 Thread 0x00003c48 (most recent call first):
    1007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1011 
    1012 Thread 0x0000366c (most recent call first):
    1013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1017 
    1018 Thread 0x00006558 (most recent call first):
    1019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1026 
    1027 Thread 0x00006788 (most recent call first):
    1028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1032 
    1033 Thread 0x000028cc (most recent call first):
    1034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1038 
    1039 Thread 0x00006148 (most recent call first):
    1040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1044 
    1045 Thread 0x00000dd8 (most recent call first):
    1046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1050 
    1051 Thread 0x000052bc (most recent call first):
    1052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1056 
    1057 Thread 0x00002778 (most recent call first):
    1058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1062 
    1063 Thread 0x000067f8 (most recent call first):
    1064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1068 
    1069 Thread 0x00003764 (most recent call first):
    1070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1074 
    1075 Thread 0x00002048 (most recent call first):
    1076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1083 Windows fatal exception: code 0x8001010e
    1084 
    1085 Thread 0x00003c48 (most recent call first):
    1086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1090 
    1091 Thread 0x0000366c (most recent call first):
    1092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1096 
    1097 Thread 0x00006558 (most recent call first):
    1098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1102   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1105 
    1106 Thread 0x00006788 (most recent call first):
    1107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1108   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1111 
    1112 Thread 0x000028cc (most recent call first):
    1113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1114   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1117 
    1118 Thread 0x00006148 (most recent call first):
    1119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1120   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1123 
    1124 Thread 0x00000dd8 (most recent call first):
    1125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1129 
    1130 Thread 0x000052bc (most recent call first):
    1131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1135 
    1136 Thread 0x00002778 (most recent call first):
    1137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1141 
    1142 Thread 0x000067f8 (most recent call first):
    1143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1147 
    1148 Thread 0x00003764 (most recent call first):
    1149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1153 
    1154 Thread 0x00002048 (most recent call first):
    1155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1162 Windows fatal exception: code 0x8001010e
    1163 
    1164 Thread 0x00003c48 (most recent call first):
    1165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pooWindows fatal exception: lcode 0x.8001010ep
    1166 
    1167 y", line 576 in _Windows fatal exception: hcode 0xa8001010en
    1168 
    1169 dlWindows fatal exception: ecode 0x_8001010er
    1170 
    1171 esults
    1172   File "C:\Program FilesWindows fatal exception: \code 0xC8001010eh
    1173 
    1174 imWindows fatal exception: ecode 0xr8001010ea
    1175 
    1176 X Windows fatal exception: 1code 0x.8001010e4
    1177 
    1178 .dWindows fatal exception: ecode 0xv8001010e2
    1179 
    1180 02Windows fatal exception: 2code 0x08001010e1
    1181 
    1182 19Windows fatal exception: 0code 0x78001010e3
    1183 
    1184 3Windows fatal exception: \code 0xb8001010ei
    1185 
    1186 n\lib\thWindows fatal exception: rcode 0xe8001010ea
    1187 
    1188 dingWindows fatal exception: .code 0xp8001010ey
    1189 
    1190 ", line Windows fatal exception: 910code 0x in 8001010er
    1191 
    1192 un
    1193   File "C:\ProWindows fatal exception: gcode 0xr8001010ea
    1194 
    1195 m Windows fatal exception: code 0xF8001010ei
    1196 
    1197 leWindows fatal exception: scode 0x\8001010eC
    1198 
    1199 hiWindows fatal exception: mcode 0xe8001010er
    1200 
    1201 Windows fatal exception: Windows fatal exception: acode 0xcode 0x8001010e8001010eX
    1202 
    1203  
    1204 
    1205 1.Windows fatal exception: 4Windows fatal exception: code 0x.8001010ecode 0xd8001010e
    1206 
    1207 e
    1208 
    1209 vWindows fatal exception: 2Windows fatal exception: code 0xcode 0x8001010e8001010e
    1210 
    1211 0
    1212 
    1213 2201190733Windows fatal exception: \code 0xb8001010ei
    1214 
    1215 n\Windows fatal exception: lcode 0xi8001010eb
    1216 
    1217 \tWindows fatal exception: hcode 0xr8001010ee
    1218 
    1219 adWindows fatal exception: icode 0xn8001010eg
    1220 
    1221 .pWindows fatal exception: ycode 0x"8001010e, line
    1222 
    1223 973 in Windows fatal exception: _code 0xb8001010eoWindows fatal exception:
    1224 
    1225 ocode 0xtWindows fatal exception: scode 0x8001010e8001010e
    1226 
    1227 t
    1228 
    1229 Windows fatal exception: rWindows fatal exception: code 0xcode 0x8001010ea8001010e
    1230 
    1231 
    1232 
    1233 p_innerWindows fatal exception:
    1234 code 0x  File 8001010e"
    1235 
    1236 C:Windows fatal exception: \code 0xP8001010er
    1237 
    1238 ogWindows fatal exception: rcode 0xa8001010em
    1239 
    1240  FWindows fatal exception: icode 0xl8001010ee
    1241 
    1242 s\Windows fatal exception: Ccode 0xh8001010ei
    1243 
    1244 mWindows fatal exception: ecode 0xr8001010ea
    1245 
    1246 XWindows fatal exception:  code 0x18001010e.
    1247 
    1248 4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1249 
    1250 Thread 0x0000366c (most recent call first):
    1251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1255 
    1256 Thread 0x00006558 (most recent call first):
    1257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1261   File "C:\PrograWindows fatal exception: mcode 0x 8001010eF
    1262 
    1263 ilesWindows fatal exception: \code 0xC8001010eh
    1264 
    1265 imWindows fatal exception: ecode 0x8001010er
    1266 
    1267 aX 1.4.devWindows fatal exception: 2code 0x08001010e2
    1268 
    1269 20Windows fatal exception: 1code 0x18001010e9
    1270 
    1271 07Windows fatal exception: 3code 0x38001010e\
    1272 
    1273 biWindows fatal exception: ncode 0x\8001010el
    1274 
    1275 ibWindows fatal exception: \code 0xt8001010eh
    1276 
    1277 reWindows fatal exception: acode 0xd8001010ei
    1278 
    1279 ngWindows fatal exception: .code 0xp8001010ey
    1280 
    1281 ", line 910 in run
    1282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1284 
    1285 Thread 0x00006788 (most recent call first):
    1286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bWindows fatal exception: icode 0xn8001010e\
    1289 
    1290 lib\Windows fatal exception: tcode 0xh8001010er
    1291 
    1292 eaWindows fatal exception: dcode 0xi8001010en
    1293 
    1294 g.py", line 973 in Windows fatal exception: _code 0xb8001010eo
    1295 
    1296 otWindows fatal exception: stcode 0xr8001010ea
    1297 
    1298 p_Windows fatal exception: icode 0xn8001010en
    1299 
    1300 erWindows fatal exception:
    1301 code 0x  File 8001010e"
    1302 
    1303 C:Windows fatal exception: \code 0xP8001010er
    1304 
    1305 ogWindows fatal exception: rcode 0xa8001010em
    1306 
    1307  FWindows fatal exception: icode 0xl8001010ee
    1308 
    1309 s\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1310 
    1311 Thread 0x000028cc (most recent call first):
    1312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\mWindows fatal exception: ucode 0xl8001010et
    1313 
    1314 ipWindows fatal exception: rcode 0xo8001010ec
    1315 
    1316 eWindows fatal exception: scode 0xs8001010ei
    1317 
    1318 ng\poWindows fatal exception: ocode 0xl8001010e.
    1319 
    1320 pWindows fatal exception: ycode 0x"8001010e, line
    1321 
    1322 114Windows fatal exception:  in code 0xw8001010eor
    1323 
    1324 kWindows fatal exception: ecode 0xr8001010e
    1325 
    1326 
    1327   File Windows fatal exception: "code 0xC8001010e:
    1328 
    1329 \Windows fatal exception: Pcode 0xr8001010eo
    1330 
    1331 Windows fatal exception: gWindows fatal exception: code 0xcode 0xr8001010ea
    1332 
    1333 8001010em
    1334 
    1335  FilWindows fatal exception: ecode 0xs8001010e\
    1336 
    1337 ChiWindows fatal exception: mcode 0xe8001010er
    1338 
    1339 aX 1.4.deWindows fatal exception: vcode 0x28001010e0
    1340 
    1341 22Windows fatal exception: 0code 0x18001010e1
    1342 
    1343 90Windows fatal exception: 7code 0x38001010e3
    1344 
    1345 \bWindows fatal exception: icode 0xn8001010eWindows fatal exception: \code 0xl8001010ei
    1346 
    1347 
    1348 
    1349 bWindows fatal exception: \code 0xWindows fatal exception: 8001010etcode 0x
    1350 
    1351 h8001010eWindows fatal exception: rcode 0x
    1352 
    1353 8001010eeWindows fatal exception:
    1354 
    1355 Windows fatal exception: acode 0xd8001010eiWindows fatal exception:
    1356 
    1357 ncode 0xcode 0xWindows fatal exception: gcode 0x8001010e.8001010e
    1358 
    1359 
    1360 
    1361 py8001010e"
    1362 
    1363 , line Windows fatal exception: Windows fatal exception: Windows fatal exception: code 0x9108001010ecode 0x
    1364 
    1365  in 8001010ercode 0xuWindows fatal exception: 8001010ecode 0xn8001010e
    1366 
    1367 
    1368 
    1369 
    1370   File
    1371 
    1372 "Windows fatal exception: CWindows fatal exception: code 0x:8001010ecode 0x
    1373 
    1374 8001010e\Windows fatal exception:
    1375 
    1376 code 0xP8001010eWindows fatal exception:
    1377 
    1378 code 0xrWindows fatal exception: ocode 0xg8001010er
    1379 
    1380 8001010ea
    1381 
    1382 Windows fatal exception: mWindows fatal exception:  code 0xcode 0x8001010e8001010eF
    1383 
    1384 
    1385 
    1386 iWindows fatal exception: lWindows fatal exception: ecode 0xcode 0x8001010e8001010e
    1387 
    1388 s
    1389 
    1390 \CWindows fatal exception: hcode 0xi8001010em
    1391 
    1392 erWindows fatal exception: acode 0xX8001010e
    1393 
    1394 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1396 
    1397 Thread 0x00006148 (most recent call first):
    1398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1402 
    1403 Thread 0x00000dd8 (most recent call first):
    1404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1408 
    1409 Thread 0x000052bc (most recent call first):
    1410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1414 
    1415 Thread 0x00002778 (most recent call first):
    1416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1420 
    1421 Thread 0x000067f8 (most recent call first):
    1422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1426 
    1427 Thread 0x00003764 (most recent call first):
    1428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1432 
    1433 Thread 0x00002048 (most recent call first):
    1434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1441 Windows fatal exception: code 0x8001010e
    1442 
    1443 Thread 0x00003c48 (most recent call first):
    1444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1448 
    1449 Thread 0x0000366c (most recent call first):
    1450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1454 
    1455 Thread 0x00006558 (most recent call first):
    1456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1463 
    1464 Thread 0x00006788 (most recent call first):
    1465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1469 
    1470 Thread 0x000028cc (most recent call first):
    1471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1475 
    1476 Thread 0x00006148 (most recent call first):
    1477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1481 
    1482 Thread 0x00000dd8 (most recent call first):
    1483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1487 
    1488 Thread 0x000052bc (most recent call first):
    1489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1493 
    1494 Thread 0x00002778 (most recent call first):
    1495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1499 
    1500 Thread 0x000067f8 (most recent call first):
    1501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1505 
    1506 Thread 0x00003764 (most recent call first):
    1507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1511 
    1512 Thread 0x00002048 (most recent call first):
    1513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1520 Windows fatal exception: code 0x8001010e
    1521 
    1522 Thread 0x00003c48 (most recent call first):
    1523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1527 
    1528 Thread 0x0000366c (most recent call first):
    1529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1533 
    1534 Thread 0x00006558 (most recent call first):
    1535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1542 
    1543 Thread 0x00006788 (most recent call first):
    1544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1548 
    1549 Thread 0x000028cc (most recent call first):
    1550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1554 
    1555 Thread 0x00006148 (most recent call first):
    1556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1560 
    1561 Thread 0x00000dd8 (most recent call first):
    1562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1566 
    1567 Thread 0x000052bc (most recent call first):
    1568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1572 
    1573 Thread 0x00002778 (most recent call first):
    1574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1578 
    1579 Thread 0x000067f8 (most recent call first):
    1580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1584 
    1585 Thread 0x00003764 (most recent call first):
    1586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1590 
    1591 Thread 0x00002048 (most recent call first):
    1592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1599 Windows fatal exception: code 0x8001010e
    1600 
    1601 Thread 0x00003c48 (most recent call first):
    1602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1606 
    1607 Thread 0x0000366c (most recent call first):
    1608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1612 
    1613 Thread 0x00006558 (most recent call first):
    1614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1621 
    1622 Thread 0x00006788 (most recent call first):
    1623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1627 
    1628 Thread 0x000028cc (most recent call first):
    1629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1633 
    1634 Thread 0x00006148 (most recent call first):
    1635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1639 
    1640 Thread 0x00000dd8 (most recent call first):
    1641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1645 
    1646 Thread 0x000052bc (most recent call first):
    1647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1651 
    1652 Thread 0x00002778 (most recent call first):
    1653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1657 
    1658 Thread 0x000067f8 (most recent call first):
    1659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1663 
    1664 Thread 0x00003764 (most recent call first):
    1665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1669 
    1670 Thread 0x00002048 (most recent call first):
    1671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1678 Windows fatal exception: code 0x8001010e
    1679 
    1680 Thread 0x00003c48 (most recent call first):
    1681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1685 
    1686 Thread 0x0000366c (most recent call first):
    1687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1691 
    1692 Thread 0x00006558 (most recent call first):
    1693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1700 
    1701 Thread 0x00006788 (most recent call first):
    1702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1706 
    1707 Thread 0x000028cc (most recent call first):
    1708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1712 
    1713 Thread 0x00006148 (most recent call first):
    1714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1718 
    1719 Thread 0x00000dd8 (most recent call first):
    1720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1724 
    1725 Thread 0x000052bc (most recent call first):
    1726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1730 
    1731 Thread 0x00002778 (most recent call first):
    1732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1734   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1736 
    1737 Thread 0x000067f8 (most recent call first):
    1738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1742 
    1743 Thread 0x00003764 (most recent call first):
    1744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1748 
    1749 Thread 0x00002048 (most recent call first):
    1750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1757 Windows fatal exception: code 0x8001010e
    1758 
    1759 Thread 0x00003c48 (most recent call first):
    1760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1764 
    1765 Thread 0x0000366c (most recent call first):
    1766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1770 
    1771 Thread 0x00006558 (most recent call first):
    1772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1779 
    1780 Thread 0x00006788 (most recent call first):
    1781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1785 
    1786 Thread 0x000028cc (most recent call first):
    1787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1791 
    1792 Thread 0x00006148 (most recent call first):
    1793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1794   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1797 
    1798 Thread 0x00000dd8 (most recent call first):
    1799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1800   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1803 
    1804 Thread 0x000052bc (most recent call first):
    1805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1806   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1809 
    1810 Thread 0x00002778 (most recent call first):
    1811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1812   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1815 
    1816 Thread 0x000067f8 (most recent call first):
    1817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1818   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1821 
    1822 Thread 0x00003764 (most recent call first):
    1823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1824   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1827 
    1828 Thread 0x00002048 (most recent call first):
    1829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1836 Windows fatal exception: code 0x8001010e
    1837 
    1838 Thread 0x00003c48 (most recent call first):
    1839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1843 
    1844 Thread 0x0000366c (most recent call first):
    1845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1849 
    1850 Thread 0x00006558 (most recent call first):
    1851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1858 
    1859 Thread 0x00006788 (most recent call first):
    1860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1864 
    1865 Thread 0x000028cc (most recent call first):
    1866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1870 
    1871 Thread 0x00006148 (most recent call first):
    1872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1876 
    1877 Thread 0x00000dd8 (most recent call first):
    1878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1882 
    1883 Thread 0x000052bc (most recent call first):
    1884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1888 
    1889 Thread 0x00002778 (most recent call first):
    1890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1894 
    1895 Thread 0x000067f8 (most recent call first):
    1896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1900 
    1901 Thread 0x00003764 (most recent call first):
    1902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1906 
    1907 Thread 0x00002048 (most recent call first):
    1908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1915 Windows fatal exception: code 0x8001010e
    1916 
    1917 Thread 0x00003c48 (most recent call first):
    1918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1922 
    1923 Thread 0x0000366c (most recent call first):
    1924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1928 
    1929 Thread 0x00006558 (most recent call first):
    1930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    1932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1937 
    1938 Thread 0x00006788 (most recent call first):
    1939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1943 
    1944 Thread 0x000028cc (most recent call first):
    1945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1949 
    1950 Thread 0x00006148 (most recent call first):
    1951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1955 
    1956 Thread 0x00000dd8 (most recent call first):
    1957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1961 
    1962 Thread 0x000052bc (most recent call first):
    1963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1967 
    1968 Thread 0x00002778 (most recent call first):
    1969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1973 
    1974 Thread 0x000067f8 (most recent call first):
    1975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1979 
    1980 Thread 0x00003764 (most recent call first):
    1981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    1982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    1984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    1985 
    1986 Thread 0x00002048 (most recent call first):
    1987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    1993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    1994 Windows fatal exception: code 0x8001010e
    1995 
    1996 Thread 0x00003c48 (most recent call first):
    1997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    1999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2001 
    2002 Thread 0x0000366c (most recent call first):
    2003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2007 
    2008 Thread 0x00006558 (most recent call first):
    2009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2016 
    2017 Thread 0x00006788 (most recent call first):
    2018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2022 
    2023 Thread 0x000028cc (most recent call first):
    2024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2028 
    2029 Thread 0x00006148 (most recent call first):
    2030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2034 
    2035 Thread 0x00000dd8 (most recent call first):
    2036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2040 
    2041 Thread 0x000052bc (most recent call first):
    2042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2046 
    2047 Thread 0x00002778 (most recent call first):
    2048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2052 
    2053 Thread 0x000067f8 (most recent call first):
    2054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2058 
    2059 Thread 0x00003764 (most recent call first):
    2060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2064 
    2065 Thread 0x00002048 (most recent call first):
    2066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2073 Windows fatal exception: code 0x8001010e
    2074 
    2075 Thread 0x00003c48 (most recent call first):
    2076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2080 
    2081 Thread 0x0000366c (most recent call first):
    2082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2086 
    2087 Thread 0x00006558 (most recent call first):
    2088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2095 
    2096 Thread 0x00006788 (most recent call first):
    2097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2101 
    2102 Thread 0x000028cc (most recent call first):
    2103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2107 
    2108 Thread 0x00006148 (most recent call first):
    2109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2113 
    2114 Thread 0x00000dd8 (most recent call first):
    2115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2119 
    2120 Thread 0x000052bc (most recent call first):
    2121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2125 
    2126 Thread 0x00002778 (most recent call first):
    2127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2131 
    2132 Thread 0x000067f8 (most recent call first):
    2133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2137 
    2138 Thread 0x00003764 (most recent call first):
    2139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2143 
    2144 Thread 0x00002048 (most recent call first):
    2145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2152 Windows fatal exception: code 0x8001010e
    2153 
    2154 Thread 0x00003c48 (most recent call first):
    2155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2156   File "C:\Program Files\CWindows fatal exception: hcode 0xi8001010em
    2157 
    2158 eraX 1.4.deWindows fatal exception: vcode 0x28001010e0
    2159 
    2160 2201Windows fatal exception: 1code 0x98001010e0
    2161 
    2162 733\bin\lib\threading.py", line 910 in run
    2163 Windows fatal exception:   File code 0x"8001010eWindows fatal exception: Ccode 0x:8001010e
    2164 
    2165 \
    2166 
    2167 PWindows fatal exception: rWindows fatal exception: ocode 0xcode 0x8001010e8001010e
    2168 
    2169 g
    2170 
    2171 Windows fatal exception: rWindows fatal exception: acode 0xmcode 0x 8001010eF8001010ei
    2172 
    2173 l
    2174 
    2175 es\Windows fatal exception: CWindows fatal exception: code 0xcode 0x8001010eh8001010ei
    2176 
    2177 m
    2178 
    2179 eWindows fatal exception: rWindows fatal exception: acode 0xXcode 0x8001010e
    2180 
    2181 18001010e.Windows fatal exception: 4
    2182 
    2183 code 0x.Windows fatal exception: dcode 0xe8001010e8001010ev
    2184 
    2185 2
    2186 
    2187 0Windows fatal exception: 2code 0x2Windows fatal exception: 08001010e1code 0x18001010e9
    2188 
    2189 
    2190 
    2191 0Windows fatal exception: 7code 0x38001010e3
    2192 
    2193 \bWindows fatal exception: icode 0xn8001010e\
    2194 
    2195 liWindows fatal exception: bcode 0x\8001010et
    2196 
    2197 hreading.py", line 973 in _bootstrap_inner
    2198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2199 
    2200 Thread 0x0000366c (most recent call first):
    2201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2205 
    2206 Thread 0x00006558 (most recent call first):
    2207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2214 
    2215 Thread 0x00006788 (most recent call first):
    2216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2220 
    2221 Thread 0x000028cc (most recent call first):
    2222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2226 
    2227 Thread 0x00006148 (most recent call first):
    2228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2232 
    2233 Thread 0x00000dd8 (most recent call first):
    2234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2238 
    2239 Thread 0x000052bc (most recent call first):
    2240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2244 
    2245 Thread 0x00002778 (most recent call first):
    2246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2250 
    2251 Thread 0x000067f8 (most recent call first):
    2252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2256 
    2257 Thread 0x00003764 (most recent call first):
    2258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2262 
    2263 Thread 0x00002048 (most recent call first):
    2264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2265   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2266   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2271 Windows fatal exception: code 0x8001010e
    2272 
    2273 Thread 0x00003c48 (most recent call first):
    2274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2278 
    2279 Thread 0x0000366c (most recent call first):
    2280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2284 
    2285 Thread 0x00006558 (most recent call first):
    2286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2293 
    2294 Thread 0x00006788 (most recent call first):
    2295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2299 
    2300 Thread 0x000028cc (most recent call first):
    2301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2305 
    2306 Thread 0x00006148 (most recent call first):
    2307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2311 
    2312 Thread 0x00000dd8 (most recent call first):
    2313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2317 
    2318 Thread 0x000052bc (most recent call first):
    2319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2323 
    2324 Thread 0x00002778 (most recent call first):
    2325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2329 
    2330 Thread 0x000067f8 (most recent call first):
    2331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2335 
    2336 Thread 0x00003764 (most recent call first):
    2337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2341 
    2342 Thread 0x00002048 (most recent call first):
    2343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2350 Windows fatal exception: code 0x8001010e
    2351 
    2352 Thread 0x00003c48 (most recent call first):
    2353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2357 
    2358 Thread 0x0000366c (most recent call first):
    2359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2363 
    2364 Thread 0x00006558 (most recent call first):
    2365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2372 
    2373 Thread 0x00006788 (most recent call first):
    2374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2378 
    2379 Thread 0x000028cc (most recent call first):
    2380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2384 
    2385 Thread 0x00006148 (most recent call first):
    2386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2390 
    2391 Thread 0x00000dd8 (most recent call first):
    2392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2396 
    2397 Thread 0x000052bc (most recent call first):
    2398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2402 
    2403 Thread 0x00002778 (most recent call first):
    2404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2408 
    2409 Thread 0x000067f8 (most recent call first):
    2410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2414 
    2415 Thread 0x00003764 (most recent call first):
    2416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2420 
    2421 Thread 0x00002048 (most recent call first):
    2422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2429 Windows fatal exception: code 0x8001010e
    2430 
    2431 Thread 0x00003c48 (most recent call first):
    2432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2436 
    2437 Thread 0x0000366c (most recent call first):
    2438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2442 
    2443 Thread 0x00006558 (most recent call first):
    2444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2451 
    2452 Thread 0x00006788 (most recent call first):
    2453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2457 
    2458 Thread 0x000028cc (most recent call first):
    2459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2463 
    2464 Thread 0x00006148 (most recent call first):
    2465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2469 
    2470 Thread 0x00000dd8 (most recent call first):
    2471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2475 
    2476 Thread 0x000052bc (most recent call first):
    2477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2481 
    2482 Thread 0x00002778 (most recent call first):
    2483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2487 
    2488 Thread 0x000067f8 (most recent call first):
    2489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2491   File "C:\Program Files\ChimeraX 1.4.Windows fatal exception: dcode 0xe8001010ev
    2492 
    2493 2022011Windows fatal exception: 9code 0x08001010e7
    2494 
    2495 33\biWindows fatal exception: ncode 0x\8001010el
    2496 
    2497 ib\Windows fatal exception: tcode 0xh8001010er
    2498 
    2499 eadiWindows fatal exception: ncode 0xgWindows fatal exception: 8001010e.
    2500 
    2501 pcode 0xyWindows fatal exception: "code 0x, line 8001010e8001010e973
    2502 
    2503  in
    2504 
    2505 _Windows fatal exception: Windows fatal exception: bcode 0xcode 0xo8001010eo
    2506 
    2507 8001010eWindows fatal exception:
    2508 
    2509 tcode 0xs8001010et
    2510 
    2511 raWindows fatal exception: pcode 0x_8001010ei
    2512 
    2513 nWindows fatal exception: ncode 0xe8001010eWindows fatal exception: r
    2514 
    2515 
    2516 code 0x  File Windows fatal exception: 8001010e"
    2517 
    2518 Ccode 0xWindows fatal exception: :code 0x8001010e8001010e\
    2519 
    2520 P
    2521 
    2522 rogrWindows fatal exception: acode 0xm8001010e
    2523 
    2524 FiWindows fatal exception: lcode 0xe8001010es
    2525 
    2526 \ChWindows fatal exception: icode 0xm8001010ee
    2527 
    2528 raXWindows fatal exception:  code 0x18001010e.
    2529 
    2530 4.dWindows fatal exception: ecode 0xv8001010e2
    2531 
    2532 02201190733\bin\lib\threading.py", line 930 in _bootstrap
    2533 
    2534 Thread 0x00003764 (most recent call first):
    2535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2539 
    2540 Thread 0x00002048 (most recent call first):
    2541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2548 Windows fatal exception: code 0x8001010e
    2549 
    2550 Thread 0x00003c48 (most recent call first):
    2551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2555 
    2556 Thread 0x0000366c (most recent call first):
    2557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2561 
    2562 Thread 0x00006558 (most recent call first):
    2563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2570 
    2571 Thread 0x00006788 (most recent call first):
    2572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2576 
    2577 Thread 0x000028cc (most recent call first):
    2578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2582 
    2583 Thread 0x00006148 (most recent call first):
    2584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2588 
    2589 Thread 0x00000dd8 (most recent call first):
    2590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2594 
    2595 Thread 0x000052bc (most recent call first):
    2596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2600 
    2601 Thread 0x00002778 (most recent call first):
    2602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2606 
    2607 Thread 0x000067f8 (most recent call first):
    2608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2612 
    2613 Thread 0x00003764 (most recent call first):
    2614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2618 
    2619 Thread 0x00002048 (most recent call first):
    2620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2627 Windows fatal exception: code 0x8001010e
    2628 
    2629 Thread 0x00003c48 (most recent call first):
    2630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2634 
    2635 Thread 0x0000366c (most recent call first):
    2636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2640 
    2641 Thread 0x00006558 (most recent call first):
    2642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocWindows fatal exception: ecode 0xs8001010es
    2645 
    2646 ing\pWindows fatal exception: ocode 0xo8001010el
    2647 
    2648 .pWindows fatal exception: ycode 0x"8001010e, line
    2649 
    2650 499 in _wait_for_updates
    2651   File "Windows fatal exception: Ccode 0x:8001010e\
    2652 
    2653 PrWindows fatal exception: ocode 0xg8001010er
    2654 
    2655 aWindows fatal exception: mcode 0x 8001010eF
    2656 
    2657 iWindows fatal exception: lecode 0xs8001010e\
    2658 
    2659 ChWindows fatal exception: icode 0xm8001010ee
    2660 
    2661 raWindows fatal exception: Xcode 0x 8001010e
    2662 
    2663 1Windows fatal exception: .code 0x48001010e.
    2664 
    2665 dev202201190733\bin\lib\multiprocesWindows fatal exception: scode 0xi8001010en
    2666 
    2667 g\poWindows fatal exception: ocode 0xl8001010e.
    2668 
    2669 py"Windows fatal exception: , line code 0x5198001010e in
    2670 
    2671 _handle_wWindows fatal exception: ocode 0xr8001010ek
    2672 
    2673 ersWindows fatal exception:
    2674 code 0x  File 8001010e"
    2675 
    2676 C:Windows fatal exception: \code 0xP8001010er
    2677 
    2678 ogWindows fatal exception: rcode 0xa8001010em
    2679 
    2680  FWindows fatal exception: Windows fatal exception: icode 0xcode 0xl8001010ee8001010e
    2681 
    2682 s
    2683 
    2684 \Windows fatal exception: Ccode 0xWindows fatal exception: 8001010ecode 0xh
    2685 
    2686 i8001010emWindows fatal exception:
    2687 
    2688 code 0xe8001010eWindows fatal exception:
    2689 
    2690 code 0xr8001010ea
    2691 
    2692 X 1Windows fatal exception: .code 0x48001010e.
    2693 
    2694 deWindows fatal exception: vcode 0x28001010e0
    2695 
    2696 22Windows fatal exception: 0code 0x18001010e1
    2697 
    2698 90Windows fatal exception: 7code 0x38001010e3
    2699 
    2700 \bWindows fatal exception: icode 0xn8001010e\
    2701 
    2702 liWindows fatal exception: bcode 0x\8001010et
    2703 
    2704 hrWindows fatal exception: ecode 0x8001010ea
    2705 
    2706 ding.py", line 910 in run
    2707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2709 
    2710 Thread 0x00006788 (most recent call first):
    2711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2715 
    2716 Thread 0x000028cc (most recent call first):
    2717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2721 
    2722 Thread 0x00006148 (most recent call first):
    2723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2727 
    2728 Thread 0x00000dd8 (most recent call first):
    2729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2733 
    2734 Thread 0x000052bc (most recent call first):
    2735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2739 
    2740 Thread 0x00002778 (most recent call first):
    2741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2745 
    2746 Thread 0x000067f8 (most recent call first):
    2747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2751 
    2752 Thread 0x00003764 (most recent call first):
    2753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2757 
    2758 Thread 0x00002048 (most recent call first):
    2759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2766 Windows fatal exception: code 0x8001010e
    2767 
    2768 Thread 0x00003c48 (most recent call first):
    2769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2773 
    2774 Thread 0x0000366c (most recent call first):
    2775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2779 
    2780 Thread 0x00006558 (most recent call first):
    2781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2788 
    2789 Thread 0x00006788 (most recent call first):
    2790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2794 
    2795 Thread 0x000028cc (most recent call first):
    2796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2800 
    2801 Thread 0x00006148 (most recent call first):
    2802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2806 
    2807 Thread 0x00000dd8 (most recent call first):
    2808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2812 
    2813 Thread 0x000052bc (most recent call first):
    2814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2818 
    2819 Thread 0x00002778 (most recent call first):
    2820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2824 
    2825 Thread 0x000067f8 (most recent call first):
    2826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2830 
    2831 Thread 0x00003764 (most recent call first):
    2832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2836 
    2837 Thread 0x00002048 (most recent call first):
    2838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2845 Windows fatal exception: code 0x8001010e
    2846 
    2847 Thread 0x00003c48 (most recent call first):
    2848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2852 
    2853 Thread 0x0000366c (most recent call first):
    2854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2858 
    2859 Thread 0x00006558 (most recent call first):
    2860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2867 
    2868 Thread 0x00006788 (most recent call first):
    2869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2873 
    2874 Thread 0x000028cc (most recent call first):
    2875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2879 
    2880 Thread 0x00006148 (most recent call first):
    2881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2885 
    2886 Thread 0x00000dd8 (most recent call first):
    2887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2891 
    2892 Thread 0x000052bc (most recent call first):
    2893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2897 
    2898 Thread 0x00002778 (most recent call first):
    2899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2903 
    2904 Thread 0x000067f8 (most recent call first):
    2905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2909 
    2910 Thread 0x00003764 (most recent call first):
    2911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2915 
    2916 Thread 0x00002048 (most recent call first):
    2917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    2923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    2924 Windows fatal exception: code 0x8001010e
    2925 
    2926 Thread 0x00003c48 (most recent call first):
    2927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2931 
    2932 Thread 0x0000366c (most recent call first):
    2933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2937 
    2938 Thread 0x00006558 (most recent call first):
    2939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    2941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2946 
    2947 Thread 0x00006788 (most recent call first):
    2948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2952 
    2953 Thread 0x000028cc (most recent call first):
    2954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2958 
    2959 Thread 0x00006148 (most recent call first):
    2960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2964 
    2965 Thread 0x00000dd8 (most recent call first):
    2966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2970 
    2971 Thread 0x000052bc (most recent call first):
    2972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2976 
    2977 Thread 0x00002778 (most recent call first):
    2978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2982 
    2983 Thread 0x000067f8 (most recent call first):
    2984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2988 
    2989 Thread 0x00003764 (most recent call first):
    2990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    2991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    2992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    2993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    2994 
    2995 Thread 0x00002048 (most recent call first):
    2996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3003 Windows fatal exception: code 0x8001010e
    3004 
    3005 Thread 0x00003c48 (most recent call first):
    3006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3010 
    3011 Thread 0x0000366c (most recent call first):
    3012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3016 
    3017 Thread 0x00006558 (most recent call first):
    3018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3025 
    3026 Thread 0x00006788 (most recent call first):
    3027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3031 
    3032 Thread 0x000028cc (most recent call first):
    3033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3037 
    3038 Thread 0x00006148 (most recent call first):
    3039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3043 
    3044 Thread 0x00000dd8 (most recent call first):
    3045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3049 
    3050 Thread 0x000052bc (most recent call first):
    3051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3055 
    3056 Thread 0x00002778 (most recent call first):
    3057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3061 
    3062 Thread 0x000067f8 (most recent call first):
    3063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3067 
    3068 Thread 0x00003764 (most recent call first):
    3069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3073 
    3074 Thread 0x00002048 (most recent call first):
    3075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3082 Windows fatal exception: code 0x8001010e
    3083 
    3084 Thread 0x00003c48 (most recent call first):
    3085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3087   File "CWindows fatal exception: :code 0x\8001010eP
    3088 
    3089 rogram Windows fatal exception: Fcode 0xi8001010el
    3090 
    3091 esWindows fatal exception: \code 0xC8001010eh
    3092 
    3093 imeraX 1.4.dev2022011Windows fatal exception: 9code 0x08001010e7
    3094 
    3095 33Windows fatal exception: \code 0xb8001010ei
    3096 
    3097 n\Windows fatal exception: lcode 0xi8001010eb
    3098 
    3099 \tWindows fatal exception: hcode 0xr8001010ee
    3100 
    3101 adWindows fatal exception: icode 0xn8001010eg
    3102 
    3103 .Windows fatal exception: Windows fatal exception: pcode 0xcode 0x8001010e8001010ey
    3104 
    3105 
    3106 
    3107 ", line Windows fatal exception: 973code 0x in 8001010eWindows fatal exception:
    3108 
    3109 _code 0xb8001010eo
    3110 
    3111 otWindows fatal exception: scode 0xt8001010er
    3112 
    3113 ap_innerWindows fatal exception:
    3114 code 0x  File 8001010e"
    3115 
    3116 C:Windows fatal exception: \code 0xP8001010er
    3117 
    3118 ogWindows fatal exception: rcode 0xa8001010em
    3119 
    3120  FWindows fatal exception: icode 0xl8001010ee
    3121 
    3122 s\Windows fatal exception: Ccode 0xh8001010ei
    3123 
    3124 meWindows fatal exception: rcode 0xa8001010eX
    3125 
    3126  1Windows fatal exception: .code 0x48001010e.
    3127 
    3128 dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3129 
    3130 Thread 0x0000366c (most recent call first):
    3131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3135 
    3136 Thread 0x00006558 (most recent call first):
    3137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3144 
    3145 Thread 0x00006788 (most recent call first):
    3146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3150 
    3151 Thread 0x000028cc (most recent call first):
    3152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3156 
    3157 Thread 0x00006148 (most recent call first):
    3158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3162 
    3163 Thread 0x00000dd8 (most recent call first):
    3164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3168 
    3169 Thread 0x000052bc (most recent call first):
    3170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3174 
    3175 Thread 0x00002778 (most recent call first):
    3176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3180 
    3181 Thread 0x000067f8 (most recent call first):
    3182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3186 
    3187 Thread 0x00003764 (most recent call first):
    3188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3192 
    3193 Thread 0x00002048 (most recent call first):
    3194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3201 Windows fatal exception: code 0x8001010e
    3202 
    3203 Thread 0x00003c48 (most recent call first):
    3204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3208 
    3209 Thread 0x0000366c (most recent call first):
    3210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3214 
    3215 Thread 0x00006558 (most recent call first):
    3216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3221   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3223 
    3224 Thread 0x00006788 (most recent call first):
    3225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3229 
    3230 Thread 0x000028cc (most recent call first):
    3231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3235 
    3236 Thread 0x00006148 (most recent call first):
    3237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3241 
    3242 Thread 0x00000dd8 (most recent call first):
    3243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3247 
    3248 Thread 0x000052bc (most recent call first):
    3249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3253 
    3254 Thread 0x00002778 (most recent call first):
    3255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3259 
    3260 Thread 0x000067f8 (most recent call first):
    3261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3265 
    3266 Thread 0x00003764 (most recent call first):
    3267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3271 
    3272 Thread 0x00002048 (most recent call first):
    3273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3278   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3280 Windows fatal exception: code 0x8001010e
    3281 
    3282 Thread 0x00003c48 (most recent call first):
    3283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3287 
    3288 Thread 0x0000366c (most recent call first):
    3289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3293 
    3294 Thread 0x00006558 (most recent call first):
    3295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3300   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3302 
    3303 Thread 0x00006788 (most recent call first):
    3304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3308 
    3309 Thread 0x000028cc (most recent call first):
    3310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3314 
    3315 Thread 0x00006148 (most recent call first):
    3316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3320 
    3321 Thread 0x00000dd8 (most recent call first):
    3322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3326 
    3327 Thread 0x000052bc (most recent call first):
    3328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3332 
    3333 Thread 0x00002778 (most recent call first):
    3334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3338 
    3339 Thread 0x000067f8 (most recent call first):
    3340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3344 
    3345 Thread 0x00003764 (most recent call first):
    3346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3350 
    3351 Thread 0x00002048 (most recent call first):
    3352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3359 Windows fatal exception: code 0x8001010e
    3360 
    3361 Thread 0x00003c48 (most recent call first):
    3362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3366 
    3367 Thread 0x0000366c (most recent call first):
    3368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3372 
    3373 Thread 0x00006558 (most recent call first):
    3374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3379   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3381 
    3382 Thread 0x00006788 (most recent call first):
    3383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3387 
    3388 Thread 0x000028cc (most recent call first):
    3389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3393 
    3394 Thread 0x00006148 (most recent call first):
    3395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3399 
    3400 Thread 0x00000dd8 (most recent call first):
    3401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3405 
    3406 Thread 0x000052bc (most recent call first):
    3407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3411 
    3412 Thread 0x00002778 (most recent call first):
    3413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3417 
    3418 Thread 0x000067f8 (most recent call first):
    3419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3423 
    3424 Thread 0x00003764 (most recent call first):
    3425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3429 
    3430 Thread 0x00002048 (most recent call first):
    3431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3438 Windows fatal exception: code 0x8001010e
    3439 
    3440 Thread 0x00003c48 (most recent call first):
    3441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3445 
    3446 Thread 0x0000366c (most recent call first):
    3447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3451 
    3452 Thread 0x00006558 (most recent call first):
    3453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3460 
    3461 Thread 0x00006788 (most recent call first):
    3462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3466 
    3467 Thread 0x000028cc (most recent call first):
    3468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3472 
    3473 Thread 0x00006148 (most recent call first):
    3474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3478 
    3479 Thread 0x00000dd8 (most recent call first):
    3480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3484 
    3485 Thread 0x000052bc (most recent call first):
    3486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3490 
    3491 Thread 0x00002778 (most recent call first):
    3492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3496 
    3497 Thread 0x000067f8 (most recent call first):
    3498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3502 
    3503 Thread 0x00003764 (most recent call first):
    3504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3508 
    3509 Thread 0x00002048 (most recent call first):
    3510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3517 Windows fatal exception: code 0x8001010e
    3518 
    3519 Thread 0x00003c48 (most recent call first):
    3520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3524 
    3525 Thread 0x0000366c (most recent call first):
    3526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3530 
    3531 Thread 0x00006558 (most recent call first):
    3532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3539 
    3540 Thread 0x00006788 (most recent call first):
    3541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3545 
    3546 Thread 0x000028cc (most recent call first):
    3547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3551 
    3552 Thread 0x00006148 (most recent call first):
    3553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3557 
    3558 Thread 0x00000dd8 (most recent call first):
    3559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3563 
    3564 Thread 0x000052bc (most recent call first):
    3565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3569 
    3570 Thread 0x00002778 (most recent call first):
    3571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3575 
    3576 Thread 0x000067f8 (most recent call first):
    3577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3581 
    3582 Thread 0x00003764 (most recent call first):
    3583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3587 
    3588 Thread 0x00002048 (most recent call first):
    3589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3596 Windows fatal exception: code 0x8001010e
    3597 
    3598 Thread 0x00003c48 (most recent call first):
    3599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3603 
    3604 Thread 0x0000366c (most recent call first):
    3605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3609 
    3610 Thread 0x00006558 (most recent call first):
    3611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3618 
    3619 Thread 0x00006788 (most recent call first):
    3620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3624 
    3625 Thread 0x000028cc (most recent call first):
    3626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3630 
    3631 Thread 0x00006148 (most recent call first):
    3632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3636 
    3637 Thread 0x00000dd8 (most recent call first):
    3638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3642 
    3643 Thread 0x000052bc (most recent call first):
    3644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3648 
    3649 Thread 0x00002778 (most recent call first):
    3650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3654 
    3655 Thread 0x000067f8 (most recent call first):
    3656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3660 
    3661 Thread 0x00003764 (most recent call first):
    3662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3666 
    3667 Thread 0x00002048 (most recent call first):
    3668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3675 Windows fatal exception: code 0x8001010e
    3676 
    3677 Thread 0x00003c48 (most recent call first):
    3678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3682 
    3683 Thread 0x0000366c (most recent call first):
    3684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3688 
    3689 Thread 0x00006558 (most recent call first):
    3690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3697 
    3698 Thread 0x00006788 (most recent call first):
    3699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3703 
    3704 Thread 0x000028cc (most recent call first):
    3705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3709 
    3710 Thread 0x00006148 (most recent call first):
    3711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3715 
    3716 Thread 0x00000dd8 (most recent call first):
    3717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3721 
    3722 Thread 0x000052bc (most recent call first):
    3723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3727 
    3728 Thread 0x00002778 (most recent call first):
    3729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3733 
    3734 Thread 0x000067f8 (most recent call first):
    3735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3739 
    3740 Thread 0x00003764 (most recent call first):
    3741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3745 
    3746 Thread 0x00002048 (most recent call first):
    3747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3754 Windows fatal exception: code 0x8001010e
    3755 
    3756 Thread 0x00003c48 (most recent call first):
    3757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3761 
    3762 Thread 0x0000366c (most recent call first):
    3763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3767 
    3768 Thread 0x00006558 (most recent call first):
    3769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3776 
    3777 Thread 0x00006788 (most recent call first):
    3778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3782 
    3783 Thread 0x000028cc (most recent call first):
    3784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3788 
    3789 Thread 0x00006148 (most recent call first):
    3790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3794 
    3795 Thread 0x00000dd8 (most recent call first):
    3796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3800 
    3801 Thread 0x000052bc (most recent call first):
    3802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3806 
    3807 Thread 0x00002778 (most recent call first):
    3808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3812 
    3813 Thread 0x000067f8 (most recent call first):
    3814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3818 
    3819 Thread 0x00003764 (most recent call first):
    3820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3824 
    3825 Thread 0x00002048 (most recent call first):
    3826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3833 Windows fatal exception: code 0x8001010e
    3834 
    3835 Thread 0x00003c48 (most recent call first):
    3836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3840 
    3841 Thread 0x0000366c (most recent call first):
    3842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3846 
    3847 Thread 0x00006558 (most recent call first):
    3848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3855 
    3856 Thread 0x00006788 (most recent call first):
    3857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3861 
    3862 Thread 0x000028cc (most recent call first):
    3863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3867 
    3868 Thread 0x00006148 (most recent call first):
    3869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3873 
    3874 Thread 0x00000dd8 (most recent call first):
    3875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3879 
    3880 Thread 0x000052bc (most recent call first):
    3881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3885 
    3886 Thread 0x00002778 (most recent call first):
    3887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3891 
    3892 Thread 0x000067f8 (most recent call first):
    3893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3897 
    3898 Thread 0x00003764 (most recent call first):
    3899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3903 
    3904 Thread 0x00002048 (most recent call first):
    3905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    3911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    3912 Windows fatal exception: code 0x8001010e
    3913 
    3914 Thread 0x00003c48 (most recent call first):
    3915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3918   File "C:\Program Files\ChiWindows fatal exception: mcode 0xe8001010er
    3919 
    3920 aX 1.4.Windows fatal exception: dcode 0xe8001010ev
    3921 
    3922 202Windows fatal exception: 2code 0x08001010e1Windows fatal exception:
    3923 
    3924 19code 0x08001010e7
    3925 
    3926 33\binWindows fatal exception: \code 0xl8001010ei
    3927 
    3928 bWindows fatal exception: \Windows fatal exception: tcode 0xhcode 0x8001010er8001010e
    3929 
    3930 
    3931 
    3932 eaWindows fatal exception: dcode 0xi8001010en
    3933 
    3934 gWindows fatal exception: .Windows fatal exception: pcode 0xy8001010e"code 0x, line
    3935 
    3936 9308001010e in Windows fatal exception:
    3937 
    3938 _code 0xb8001010eWindows fatal exception:
    3939 
    3940 code 0xoWindows fatal exception: 8001010eocode 0x
    3941 
    3942 t8001010es
    3943 
    3944 tWindows fatal exception: rWindows fatal exception: code 0xa8001010ecode 0x
    3945 
    3946 p8001010e
    3947 Windows fatal exception:
    3948 
    3949 
    3950 code 0xWindows fatal exception: 8001010ecode 0xThread 0x
    3951 
    3952 0000366c8001010e (most recent call first):
    3953 Windows fatal exception:
    3954 
    3955   File code 0x"8001010eC
    3956 
    3957 :\PWindows fatal exception: rcode 0xo8001010eg
    3958 
    3959 ramWindows fatal exception:  code 0xF8001010ei
    3960 
    3961 les\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3965 
    3966 Thread 0x00006558 (most recent call first):
    3967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    3969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3974 
    3975 Thread 0x00006788 (most recent call first):
    3976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3980 
    3981 Thread 0x000028cc (most recent call first):
    3982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3986 
    3987 Thread 0x00006148 (most recent call first):
    3988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3992 
    3993 Thread 0x00000dd8 (most recent call first):
    3994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    3995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    3996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    3997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    3998 
    3999 Thread 0x000052bc (most recent call first):
    4000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4004 
    4005 Thread 0x00002778 (most recent call first):
    4006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4010 
    4011 Thread 0x000067f8 (most recent call first):
    4012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4016 
    4017 Thread 0x00003764 (most recent call first):
    4018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4022 
    4023 Thread 0x00002048 (most recent call first):
    4024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4031 Windows fatal exception: code 0x8001010e
    4032 
    4033 Thread 0x00003c48 (most recent call first):
    4034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4038 
    4039 Thread 0x0000366c (most recent call first):
    4040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4044 
    4045 Thread 0x00006558 (most recent call first):
    4046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4053 
    4054 Thread 0x00006788 (most recent call first):
    4055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4059 
    4060 Thread 0x000028cc (most recent call first):
    4061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4065 
    4066 Thread 0x00006148 (most recent call first):
    4067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4071 
    4072 Thread 0x00000dd8 (most recent call first):
    4073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4077 
    4078 Thread 0x000052bc (most recent call first):
    4079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4083 
    4084 Thread 0x00002778 (most recent call first):
    4085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4089 
    4090 Thread 0x000067f8 (most recent call first):
    4091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4095 
    4096 Thread 0x00003764 (most recent call first):
    4097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4101 
    4102 Thread 0x00002048 (most recent call first):
    4103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in Windows fatal exception: code 0x
    4105 8001010e  File
    4106 
    4107 "CWindows fatal exception: :code 0x\8001010eP
    4108 
    4109 rogram Files\ChimerWindows fatal exception: acode 0xX8001010e
    4110 
    4111 1.Windows fatal exception: 4code 0x.8001010ed
    4112 
    4113 evWindows fatal exception: 2code 0x08001010e2
    4114 
    4115 2011Windows fatal exception: 9code 0x08001010e7
    4116 
    4117 33Windows fatal exception: \code 0xb8001010ei
    4118 
    4119 n\Windows fatal exception: lcode 0xi8001010eb
    4120 
    4121 \sWindows fatal exception: icode 0xt8001010ee
    4122 
    4123 -packages\chimerax\ui\gui.py"Windows fatal exception: , line code 0x3188001010e in
    4124 
    4125 eveWindows fatal exception: ncode 0xt8001010e_
    4126 
    4127 lWindows fatal exception: ocode 0xo8001010ep
    4128 
    4129 
    4130   File "C:\Windows fatal exception: Pcode 0xr8001010eo
    4131 
    4132 gWindows fatal exception: rcode 0xa8001010em
    4133 
    4134  Windows fatal exception: Fcode 0xi8001010el
    4135 
    4136 eWindows fatal exception: Windows fatal exception: scode 0x\8001010ecode 0x
    4137 
    4138 C8001010eWindows fatal exception:
    4139 
    4140 code 0xh8001010ei
    4141 
    4142 Windows fatal exception: Windows fatal exception: code 0xm8001010ecode 0x
    4143 
    4144 8001010ee
    4145 
    4146 Windows fatal exception: rWindows fatal exception: acode 0xX8001010e code 0x1
    4147 
    4148 .8001010e4
    4149 
    4150 .dev202201Windows fatal exception: 1code 0x98001010e0
    4151 
    4152 733Windows fatal exception: \code 0xb8001010ei
    4153 
    4154 n\Windows fatal exception: lcode 0xi8001010eb
    4155 
    4156 \sWindows fatal exception: icode 0xt8001010ee
    4157 
    4158 -pWindows fatal exception: acode 0xc8001010ek
    4159 
    4160 agWindows fatal exception: ecode 0xs8001010e\
    4161 
    4162 ChWindows fatal exception: icode 0xm8001010ee
    4163 
    4164 raX_main.py", line 867 in init
    4165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4168 Windows fatal exception: code 0x8001010e
    4169 
    4170 Thread 0x00003c48 (most recent call first):
    4171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4175 
    4176 Thread 0x0000366c (most recent call first):
    4177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4181 
    4182 Thread 0x00006558 (most recent call first):
    4183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4190 
    4191 Thread 0x00006788 (most recent call first):
    4192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4196 
    4197 Thread 0x000028cc (most recent call first):
    4198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4202 
    4203 Thread 0x00006148 (most recent call first):
    4204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4208 
    4209 Thread 0x00000dd8 (most recent call first):
    4210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4214 
    4215 Thread 0x000052bc (most recent call first):
    4216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4220 
    4221 Thread 0x00002778 (most recent call first):
    4222   File "C:\Program Files\ChimeraX 1.4.dWindows fatal exception: ecode 0xv8001010e2
    4223 
    4224 02201190Windows fatal exception: 7code 0x38001010e3
    4225 
    4226 \binWindows fatal exception: \lcode 0xi8001010eb
    4227 
    4228 \multiprocessing\pool.pyWindows fatal exception: "code 0x, line 8001010e114
    4229 
    4230  in woWindows fatal exception: rcode 0xk8001010ee
    4231 
    4232 r
    4233 Windows fatal exception:   File code 0x"8001010eWindows fatal exception: Ccode 0x:
    4234 
    4235 \8001010ePWindows fatal exception: rcode 0xo
    4236 
    4237 8001010eg
    4238 
    4239 rWindows fatal exception: acode 0xmWindows fatal exception: 8001010ecode 0x
    4240 
    4241 8001010e Windows fatal exception: F
    4242 
    4243 icode 0xlWindows fatal exception: ecode 0xs8001010e\
    4244 
    4245 C8001010eh
    4246 
    4247 imWindows fatal exception: ecode 0xr8001010eWindows fatal exception:
    4248 
    4249 acode 0xX8001010e
    4250 
    4251 1Windows fatal exception: .Windows fatal exception: 4code 0xcode 0x.8001010ed
    4252 
    4253 e8001010evWindows fatal exception: 2
    4254 
    4255 0code 0x28001010eWindows fatal exception:
    4256 
    4257 code 0x2Windows fatal exception: 8001010ecode 0x
    4258 
    4259 08001010e1Windows fatal exception:
    4260 
    4261 1code 0x9Windows fatal exception: 8001010e0
    4262 
    4263 code 0x78001010e3
    4264 
    4265 3\bWindows fatal exception: iWindows fatal exception: code 0xcode 0xn8001010e\8001010el
    4266 
    4267 i
    4268 
    4269 bWindows fatal exception: \Windows fatal exception: code 0xcode 0xt8001010eh8001010er
    4270 
    4271 e
    4272 
    4273 adiWindows fatal exception: ncode 0xg8001010e.
    4274 
    4275 py"Windows fatal exception: , line code 0x9108001010e in
    4276 
    4277 runWindows fatal exception:
    4278 code 0x  File 8001010e"
    4279 
    4280 C:\Windows fatal exception: Pcode 0xr8001010eo
    4281 
    4282 graWindows fatal exception: mcode 0x 8001010eF
    4283 
    4284 iles\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4286 
    4287 Thread 0x000067f8 (most recent call first):
    4288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4292 
    4293 Thread 0x00003764 (most recent call first):
    4294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4298 
    4299 Thread 0x00002048 (most recent call first):
    4300   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4307 Windows fatal exception: code 0x8001010e
    4308 
    4309 Thread 0x00003c48 (most recent call first):
    4310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4314 
    4315 Thread 0x0000366c (most recent call first):
    4316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4320 
    4321 Thread 0x00006558 (most recent call first):
    4322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4329 
    4330 Thread 0x00006788 (most recent call first):
    4331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4335 
    4336 Thread 0x000028cc (most recent call first):
    4337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4341 
    4342 Thread 0x00006148 (most recent call first):
    4343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4347 
    4348 Thread 0x00000dd8 (most recent call first):
    4349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4353 
    4354 Thread 0x000052bc (most recent call first):
    4355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4359 
    4360 Thread 0x00002778 (most recent call first):
    4361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _boWindows fatal exception: ocode 0xt8001010es
    4365 
    4366 trap
    4367 
    4368 Windows fatal exception: Thread 0xcode 0x000067f88001010e (most recent call first):
    4369 
    4370 
    4371   File "Windows fatal exception: Ccode 0x:8001010e\
    4372 
    4373 Program Files\ChimeWindows fatal exception: rcode 0xa8001010eX
    4374 
    4375  1Windows fatal exception: .code 0x48001010e.
    4376 
    4377 deWindows fatal exception: vcode 0x28001010e0
    4378 
    4379 22Windows fatal exception: 0code 0x18001010e1
    4380 
    4381 90Windows fatal exception: code 0x78001010e3
    4382 
    4383 3\Windows fatal exception: bcode 0xi8001010en
    4384 
    4385 \lWindows fatal exception: icode 0xb8001010e\
    4386 
    4387 multiprocessing\pool.py", line 114 in worker
    4388   File "C:\Program Files\ChimeWindows fatal exception: rcode 0xa8001010eX
    4389 
    4390  1.4Windows fatal exception: .code 0xd8001010ee
    4391 
    4392 v2Windows fatal exception: 0code 0x28001010e2
    4393 
    4394 01190733\Windows fatal exception: bcode 0xi8001010en
    4395 
    4396 \lWindows fatal exception: icode 0xb8001010e\
    4397 
    4398 tWindows fatal exception: hWindows fatal exception: rcode 0xcode 0xe8001010ea
    4399 
    4400 d8001010eWindows fatal exception:
    4401 
    4402 code 0xi8001010enWindows fatal exception: gcode 0x.
    4403 
    4404 8001010eWindows fatal exception: pcode 0x
    4405 
    4406 y8001010e"Windows fatal exception: , line
    4407 
    4408 code 0x910Windows fatal exception: 8001010ecode 0x
    4409 
    4410  in 8001010er
    4411 
    4412 unWindows fatal exception:
    4413 code 0x  File Windows fatal exception: "8001010eC
    4414 
    4415 :code 0x\8001010eP
    4416 
    4417 rogWindows fatal exception: rcode 0xa8001010em
    4418 
    4419  FWindows fatal exception: icode 0xl8001010ee
    4420 
    4421 s\Windows fatal exception: Ccode 0xh8001010ei
    4422 
    4423 meWindows fatal exception: rcode 0xa8001010eX
    4424 
    4425  1Windows fatal exception: .code 0x48001010e.
    4426 
    4427 deWindows fatal exception: vcode 0x28001010e0
    4428 
    4429 2201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4431 
    4432 Thread 0x00003764 (most recent call first):
    4433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4437 
    4438 Thread 0x00002048 (most recent call first):
    4439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4446 Windows fatal exception: code 0x8001010e
    4447 
    4448 Thread 0x00003c48 (most recent call first):
    4449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4453 
    4454 Thread 0x0000366c (most recent call first):
    4455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4459 
    4460 Thread 0x00006558 (most recent call first):
    4461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4468 
    4469 Thread 0x00006788 (most recent call first):
    4470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4474 
    4475 Thread 0x000028cc (most recent call first):
    4476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4480 
    4481 Thread 0x00006148 (most recent call first):
    4482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4486 
    4487 Thread 0x00000dd8 (most recent call first):
    4488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4492 
    4493 Thread 0x000052bc (most recent call first):
    4494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4498 
    4499 Thread 0x00002778 (most recent call first):
    4500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4504 
    4505 Thread 0x000067f8 (most recent call first):
    4506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4510 
    4511 Thread 0x00003764 (most recent call first):
    4512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4516 
    4517 Thread 0x00002048 (most recent call first):
    4518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4521   File "C:\Program Files\ChimeraX 1.4.dev20220119073Windows fatal exception: 3code 0x\8001010eb
    4522 
    4523 in\liWindows fatal exception: bcode 0x\8001010es
    4524 
    4525 itWindows fatal exception: ecode 0x-8001010ep
    4526 
    4527 ackages\ChimeraWindows fatal exception: Xcode 0x_8001010em
    4528 
    4529 aWindows fatal exception: icode 0xn8001010e.
    4530 
    4531 pWindows fatal exception: ycode 0x"8001010e, line
    4532 
    4533 867Windows fatal exception:  in code 0xi8001010en
    4534 
    4535 iWindows fatal exception: tcode 0x
    4536 8001010e  File
    4537 
    4538 "CWindows fatal exception: :code 0x\8001010eP
    4539 
    4540 roWindows fatal exception: gcode 0xr8001010eaWindows fatal exception: m
    4541 
    4542  code 0xF8001010ei
    4543 
    4544 lesWindows fatal exception: code 0x\8001010eC
    4545 
    4546 hiWindows fatal exception: mcode 0xe8001010er
    4547 
    4548 aX 1.4.deWindows fatal exception: vcode 0x28001010e0
    4549 
    4550 2Windows fatal exception: 2code 0x0Windows fatal exception: 8001010ecode 0x18001010e1
    4551 
    4552 
    4553 
    4554 9Windows fatal exception: Windows fatal exception: 0code 0x78001010ecode 0x
    4555 
    4556 38001010eWindows fatal exception: 3
    4557 
    4558 code 0x\Windows fatal exception: 8001010ecode 0x
    4559 
    4560 b8001010ei
    4561 
    4562 nWindows fatal exception: Windows fatal exception: \code 0xcode 0x8001010e8001010el
    4563 
    4564 i
    4565 
    4566 bWindows fatal exception: Windows fatal exception: \code 0xs8001010ei
    4567 
    4568 tWindows fatal exception: ecode 0x-code 0x8001010e8001010e
    4569 
    4570 
    4571 
    4572 pWindows fatal exception: Windows fatal exception: code 0xacode 0x8001010e8001010e
    4573 
    4574 cWindows fatal exception: kcode 0xa8001010eg
    4575 
    4576 
    4577 
    4578 eWindows fatal exception: scode 0x\8001010eC
    4579 
    4580 hWindows fatal exception: icode 0xm8001010ee
    4581 
    4582 raX_main.py", line 1018 in
    4583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4585 Windows fatal exception: code 0x8001010e
    4586 
    4587 Thread 0x00003c48 (most recent call first):
    4588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4592 
    4593 Thread 0x0000366c (most recent call first):
    4594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4598 
    4599 Thread 0x00006558 (most recent call first):
    4600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4607 
    4608 Thread 0x00006788 (most recent call first):
    4609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4613 
    4614 Thread 0x000028cc (most recent call first):
    4615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4619 
    4620 Thread 0x00006148 (most recent call first):
    4621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4625 
    4626 Thread 0x00000dd8 (most recent call first):
    4627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4631 
    4632 Thread 0x000052bc (most recent call first):
    4633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4637 
    4638 Thread 0x00002778 (most recent call first):
    4639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4643 
    4644 Thread 0x000067f8 (most recent call first):
    4645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4649 
    4650 Thread 0x00003764 (most recent call first):
    4651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4655 
    4656 Thread 0x00002048 (most recent call first):
    4657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4664 Windows fatal exception: code 0x8001010e
    4665 
    4666 Thread 0x00003c48 (most recent call first):
    4667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4671 
    4672 Thread 0x0000366c (most recent call first):
    4673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4677 
    4678 Thread 0x00006558 (most recent call first):
    4679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4686 
    4687 Thread 0x00006788 (most recent call first):
    4688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4692 
    4693 Thread 0x000028cc (most recent call first):
    4694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4698 
    4699 Thread 0x00006148 (most recent call first):
    4700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4704 
    4705 Thread 0x00000dd8 (most recent call first):
    4706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4710 
    4711 Thread 0x000052bc (most recent call first):
    4712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4716 
    4717 Thread 0x00002778 (most recent call first):
    4718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4722 
    4723 Thread 0x000067f8 (most recent call first):
    4724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4728 
    4729 Thread 0x00003764 (most recent call first):
    4730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4734 
    4735 Thread 0x00002048 (most recent call first):
    4736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4743 Windows fatal exception: code 0x8001010e
    4744 
    4745 Thread 0x00003c48 (most recent call first):
    4746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4750 
    4751 Thread 0x0000366c (most recent call first):
    4752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4756 
    4757 Thread 0x00006558 (most recent call first):
    4758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4765 
    4766 Thread 0x00006788 (most recent call first):
    4767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4771 
    4772 Thread 0x000028cc (most recent call first):
    4773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4777 
    4778 Thread 0x00006148 (most recent call first):
    4779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4783 
    4784 Thread 0x00000dd8 (most recent call first):
    4785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4789 
    4790 Thread 0x000052bc (most recent call first):
    4791   File "C:\Program Files\ChimeraX 1.4.devWindows fatal exception: 2code 0x08001010e2
    4792 
    4793 2011907Windows fatal exception: 3code 0x38001010e\
    4794 
    4795 biWindows fatal exception: ncode 0x\8001010el
    4796 
    4797 ib\multiprocessingWindows fatal exception: \code 0xp8001010eo
    4798 
    4799 olWindows fatal exception: .code 0xp8001010ey
    4800 
    4801 ", line Windows fatal exception: 114code 0x in 8001010ew
    4802 
    4803 orWindows fatal exception: kcode 0xe8001010er
    4804 
    4805 
    4806   File Windows fatal exception: "code 0xC8001010e:
    4807 
    4808 \PWindows fatal exception: rcode 0x8001010eo
    4809 
    4810 grWindows fatal exception: acode 0xm8001010e
    4811 
    4812 Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _boWindows fatal exception: ocode 0xt8001010es
    4814 
    4815 traWindows fatal exception: pcode 0x_8001010ei
    4816 
    4817 nnWindows fatal exception: ecode 0xr8001010e
    4818 
    4819 
    4820   File "C:\ProgWindows fatal exception: rcode 0xa8001010em
    4821 
    4822  FWindows fatal exception: icode 0xl8001010ee
    4823 
    4824 s\Windows fatal exception: Ccode 0xh8001010ei
    4825 
    4826 meWindows fatal exception: rcode 0xa8001010eX
    4827 
    4828  Windows fatal exception: 1code 0x.8001010e4
    4829 
    4830 .dWindows fatal exception: ecode 0xv8001010e2
    4831 
    4832 02Windows fatal exception: 2code 0x08001010e1
    4833 
    4834 190733\bin\lib\threWindows fatal exception: acode 0xd8001010ei
    4835 
    4836 ng.pWindows fatal exception: ycode 0x"8001010e, line
    4837 
    4838 930 in Windows fatal exception: _code 0xb8001010eo
    4839 
    4840 otstrap
    4841 
    4842 Windows fatal exception: Thread 0xcode 0x000027788001010e (most recent call first):
    4843 
    4844 
    4845   File "Windows fatal exception: Ccode 0x:8001010e\
    4846 
    4847 PrWindows fatal exception: ocode 0xg8001010er
    4848 
    4849 amWindows fatal exception:  code 0xF8001010ei
    4850 
    4851 leWindows fatal exception: scode 0x\8001010eC
    4852 
    4853 hiWindows fatal exception: mcode 0xe8001010er
    4854 
    4855 aXWindows fatal exception:  code 0x18001010e.
    4856 
    4857 4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4861 
    4862 Thread 0x000067f8 (most recent call first):
    4863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4867 
    4868 Thread 0x00003764 (most recent call first):
    4869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4873 
    4874 Thread 0x00002048 (most recent call first):
    4875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4882 Windows fatal exception: code 0x8001010e
    4883 
    4884 Thread 0x00003c48 (most recent call first):
    4885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4889 
    4890 Thread 0x0000366c (most recent call first):
    4891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4895 
    4896 Thread 0x00006558 (most recent call first):
    4897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4904 
    4905 Thread 0x00006788 (most recent call first):
    4906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4910 
    4911 Thread 0x000028cc (most recent call first):
    4912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4916 
    4917 Thread 0x00006148 (most recent call first):
    4918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4922 
    4923 Thread 0x00000dd8 (most recent call first):
    4924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4928 
    4929 Thread 0x000052bc (most recent call first):
    4930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4934 
    4935 Thread 0x00002778 (most recent call first):
    4936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4938   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4940 
    4941 Thread 0x000067f8 (most recent call first):
    4942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4946 
    4947 Thread 0x00003764 (most recent call first):
    4948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4952 
    4953 Thread 0x00002048 (most recent call first):
    4954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    4955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    4956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    4957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    4958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    4959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    4960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    4961 Windows fatal exception: code 0x8001010e
    4962 
    4963 Thread 0x00003c48 (most recent call first):
    4964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    4965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4968 
    4969 Thread 0x0000366c (most recent call first):
    4970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    4971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4974 
    4975 Thread 0x00006558 (most recent call first):
    4976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    4977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    4978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    4979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    4980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4983 
    4984 Thread 0x00006788 (most recent call first):
    4985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4989 
    4990 Thread 0x000028cc (most recent call first):
    4991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    4994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    4995 
    4996 Thread 0x00006148 (most recent call first):
    4997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    4998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    4999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5001 
    5002 Thread 0x00000dd8 (most recent call first):
    5003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5007 
    5008 Thread 0x000052bc (most recent call first):
    5009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5013 
    5014 Thread 0x00002778 (most recent call first):
    5015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5017   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5019 
    5020 Thread 0x000067f8 (most recent call first):
    5021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5025 
    5026 Thread 0x00003764 (most recent call first):
    5027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5031 
    5032 Thread 0x00002048 (most recent call first):
    5033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5040 Windows fatal exception: code 0x8001010e
    5041 
    5042 Thread 0x00003c48 (most recent call first):
    5043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\Windows fatal exception: lcode 0xi8001010eb
    5045 
    5046 \threaWindows fatal exception: dcode 0xi8001010e
    5047 
    5048 ngWindows fatal exception: .code 0xp8001010ey
    5049 
    5050 ", line 910 in run
    5051   File "C:\Program Files\ChiWindows fatal exception: mcode 0xe8001010er
    5052 
    5053 aXWindows fatal exception:  code 0x18001010e.
    5054 
    5055 4.Windows fatal exception: dcode 0xe8001010ev
    5056 
    5057 2Windows fatal exception: 0Windows fatal exception: 2code 0x28001010e0code 0x
    5058 
    5059 18001010e1
    5060 
    5061 9Windows fatal exception: Windows fatal exception: code 0x0code 0x78001010e3
    5062 
    5063 38001010e\
    5064 
    5065 bWindows fatal exception: iWindows fatal exception: code 0xcode 0x8001010en8001010e
    5066 
    5067 \
    5068 
    5069 liWindows fatal exception: bcode 0x\8001010etWindows fatal exception:
    5070 
    5071 code 0xh8001010er
    5072 
    5073 eadWindows fatal exception: icode 0xn8001010eg
    5074 
    5075 .pWindows fatal exception: ycode 0x"8001010e, line
    5076 
    5077 973 in _Windows fatal exception: bcode 0xo8001010eo
    5078 
    5079 tsWindows fatal exception: tcode 0xr8001010ea
    5080 
    5081 p_Windows fatal exception: icode 0xn8001010en
    5082 
    5083 er
    5084 Windows fatal exception:   File "Ccode 0x:8001010e\
    5085 
    5086 Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5087 
    5088 Thread 0x0000366c (most recent call first):
    5089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5093 
    5094 Thread 0x00006558 (most recent call first):
    5095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5096   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5102 
    5103 Thread 0x00006788 (most recent call first):
    5104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5108 
    5109 Thread 0x000028cc (most recent call first):
    5110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5114 
    5115 Thread 0x00006148 (most recent call first):
    5116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5120 
    5121 Thread 0x00000dd8 (most recent call first):
    5122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5126 
    5127 Thread 0x000052bc (most recent call first):
    5128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5132 
    5133 Thread 0x00002778 (most recent call first):
    5134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5138 
    5139 Thread 0x000067f8 (most recent call first):
    5140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5144 
    5145 Thread 0x00003764 (most recent call first):
    5146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5150 
    5151 Thread 0x00002048 (most recent call first):
    5152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5159 Windows fatal exception: code 0x8001010e
    5160 
    5161 Thread 0x00003c48 (most recent call first):
    5162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5166 
    5167 Thread 0x0000366c (most recent call first):
    5168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\Windows fatal exception: lcode 0xi8001010eb
    5171 
    5172 \thrWindows fatal exception: ecode 0xa8001010ed
    5173 
    5174 inWindows fatal exception: gcode 0x.8001010ep
    5175 
    5176 y", line 973 in _bootstrap_inneWindows fatal exception: rcode 0x
    5177 8001010e  File
    5178 
    5179 "CWindows fatal exception: :code 0x\8001010eP
    5180 
    5181 roWindows fatal exception: gcode 0xr8001010ea
    5182 
    5183 m Windows fatal exception: Fcode 0xi8001010el
    5184 
    5185 esWindows fatal exception: \code 0xC8001010eh
    5186 
    5187 imWindows fatal exception: ecode 0xr8001010ea
    5188 
    5189 X Windows fatal exception: 1code 0x.8001010e4
    5190 
    5191 .dev202201190733\biWindows fatal exception: ncode 0x\8001010el
    5192 
    5193 ibWindows fatal exception: \code 0xt8001010eh
    5194 
    5195 rWindows fatal exception: ecode 0xa8001010ed
    5196 
    5197 ing.py"Windows fatal exception: , line code 0x9308001010e in
    5198 
    5199 _Windows fatal exception: code 0xb8001010eo
    5200 
    5201 oWindows fatal exception: tcode 0xs8001010et
    5202 
    5203 rWindows fatal exception: Windows fatal exception: acode 0xp8001010e
    5204 
    5205 
    5206 
    5207 Windows fatal exception: Thread 0xcode 0x000065588001010e (most recent call first):
    5208 
    5209 
    5210   File "Windows fatal exception: Ccode 0x:8001010e\
    5211 
    5212 PrWindows fatal exception: ocode 0xgcode 0xr8001010e8001010e
    5213 
    5214 a
    5215 
    5216 m FileWindows fatal exception: scode 0x\8001010eC
    5217 
    5218 hiWindows fatal exception: mcode 0xe8001010er
    5219 
    5220 aX 1.4.deWindows fatal exception: vcode 0x28001010e0
    5221 
    5222 22Windows fatal exception: 0code 0x18001010e1
    5223 
    5224 90Windows fatal exception: 7code 0x38001010e3
    5225 
    5226 \bWindows fatal exception: icode 0xn8001010e\
    5227 
    5228 liWindows fatal exception: bcode 0x\8001010em
    5229 
    5230 ulWindows fatal exception: tcode 0xi8001010ep
    5231 
    5232 roWindows fatal exception: ccode 0xe8001010es
    5233 
    5234 sing\connection.py", line 816 in _exhaustive_wait
    5235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5241 
    5242 Thread 0x00006788 (most recent call first):
    5243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5247 
    5248 Thread 0x000028cc (most recent call first):
    5249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5253 
    5254 Thread 0x00006148 (most recent call first):
    5255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5259 
    5260 Thread 0x00000dd8 (most recent call first):
    5261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5265 
    5266 Thread 0x000052bc (most recent call first):
    5267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5271 
    5272 Thread 0x00002778 (most recent call first):
    5273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5277 
    5278 Thread 0x000067f8 (most recent call first):
    5279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5283 
    5284 Thread 0x00003764 (most recent call first):
    5285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5289 
    5290 Thread 0x00002048 (most recent call first):
    5291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5298 Windows fatal exception: code 0x8001010e
    5299 
    5300 Thread 0x00003c48 (most recent call first):
    5301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5305 
    5306 Thread 0x0000366c (most recent call first):
    5307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5311 
    5312 Thread 0x00006558 (most recent call first):
    5313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5320 
    5321 Thread 0x00006788 (most recent call first):
    5322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5326 
    5327 Thread 0x000028cc (most recent call first):
    5328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5332 
    5333 Thread 0x00006148 (most recent call first):
    5334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5337   File "C:\Program Files\ChimeraX 1.4.dev202201190Windows fatal exception: 7code 0x38001010e3
    5338 
    5339 \binWindows fatal exception: \code 0xl8001010ei
    5340 
    5341 b\Windows fatal exception: tcode 0xh8001010er
    5342 
    5343 eading.py", line 930 in _Windows fatal exception: bcode 0xo8001010eo
    5344 
    5345 tWindows fatal exception: scode 0xt8001010e
    5346 
    5347 rWindows fatal exception: acode 0xp8001010e
    5348 
    5349 
    5350 
    5351 Windows fatal exception: Thread 0xcode 0x00000dd88001010e (most recent call first):
    5352 
    5353 
    5354   File Windows fatal exception: "code 0xC8001010e:
    5355 
    5356 \PWindows fatal exception: rcode 0xog8001010er
    5357 
    5358 amWindows fatal exception:  code 0xF8001010ei
    5359 
    5360 les\ChimeraX 1.4.dev202201190733\bin\lib\multWindows fatal exception: icode 0xp8001010er
    5361 
    5362 ocWindows fatal exception: ecode 0xs8001010es
    5363 
    5364 inWindows fatal exception: gcode 0x\8001010ep
    5365 
    5366 ool.py", line 114 in wWindows fatal exception: ocode 0xr8001010ek
    5367 
    5368 erWindows fatal exception:
    5369 code 0x  File 8001010e"
    5370 
    5371 C:Windows fatal exception: \code 0xP8001010er
    5372 
    5373 ogWindows fatal exception: rcode 0x8001010ea
    5374 
    5375 m FWindows fatal exception: icode 0xl8001010ee
    5376 
    5377 sWindows fatal exception: Windows fatal exception: code 0x\code 0xC8001010eh8001010ei
    5378 
    5379 
    5380 
    5381 mWindows fatal exception: eWindows fatal exception: rcode 0xa8001010eX
    5382 
    5383  code 0x18001010e.
    5384 
    5385 4.Windows fatal exception: dcode 0xe8001010ev
    5386 
    5387 20220Windows fatal exception: 1code 0x18001010e9
    5388 
    5389 0Windows fatal exception: 7code 0x38001010e3
    5390 
    5391 \Windows fatal exception: bcode 0xi8001010en
    5392 
    5393 \Windows fatal exception: lcode 0xi8001010eb
    5394 
    5395 \Windows fatal exception: tcode 0xh8001010er
    5396 
    5397 eWindows fatal exception: acode 0xd8001010ei
    5398 
    5399 ngWindows fatal exception: .code 0xp8001010ey
    5400 
    5401 ", line 910 in run
    5402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5404 
    5405 Thread 0x000052bc (most recent call first):
    5406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5410 
    5411 Thread 0x00002778 (most recent call first):
    5412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5416 
    5417 Thread 0x000067f8 (most recent call first):
    5418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5422 
    5423 Thread 0x00003764 (most recent call first):
    5424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5428 
    5429 Thread 0x00002048 (most recent call first):
    5430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\liWindows fatal exception: bcode 0x\8001010es
    5432 
    5433 ite-pacWindows fatal exception: kcode 0xa8001010eg
    5434 
    5435 es\cWindows fatal exception: hcode 0xi8001010em
    5436 
    5437 erax\open_command\Windows fatal exception: dcode 0xi8001010ea
    5438 
    5439 logWindows fatal exception: .code 0xp8001010ey
    5440 
    5441 ", line Windows fatal exception: 107code 0x in 8001010e
    5442 Windows fatal exception:   File code 0x"8001010eC
    5443 
    5444 :\PWindows fatal exception: rcode 0xo8001010eg
    5445 
    5446 ram Windows fatal exception: Fcode 0xi8001010el
    5447 
    5448 es\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5450   File "C:\Program Files\ChimerWindows fatal exception: acode 0xX8001010e
    5451 
    5452 1.4.dev20220Windows fatal exception: 1code 0x18001010e9
    5453 
    5454 0733Windows fatal exception: \code 0xb8001010ei
    5455 
    5456 Windows fatal exception: ncode 0x\8001010el
    5457 
    5458 ib\siWindows fatal exception: tcode 0xWindows fatal exception: 8001010ecode 0xe
    5459 
    5460 -8001010eWindows fatal exception:
    5461 
    5462 code 0xp8001010eaWindows fatal exception:
    5463 
    5464 ccode 0xka8001010eg
    5465 
    5466 eWindows fatal exception: scode 0x\Windows fatal exception: 8001010eC
    5467 
    5468 hcode 0xWindows fatal exception: icode 0xm8001010e8001010ee
    5469 
    5470 r
    5471 
    5472 Windows fatal exception: acode 0xXWindows fatal exception: _code 0x8001010em8001010e
    5473 
    5474 a
    5475 
    5476 Windows fatal exception: iWindows fatal exception: ncode 0xcode 0x8001010e.8001010e
    5477 
    5478 
    5479 
    5480 pWindows fatal exception: ycode 0x"8001010eWindows fatal exception: , line code 0x
    5481 
    5482 8001010eWindows fatal exception: 1018
    5483 
    5484 code 0x in 8001010eWindows fatal exception:
    5485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5487 Windows fatal exception: code 0x8001010e
    5488 
    5489 Thread 0x00003c48 (most recent call first):
    5490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5494 
    5495 Thread 0x0000366c (most recent call first):
    5496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5500 
    5501 Thread 0x00006558 (most recent call first):
    5502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5509 
    5510 Thread 0x00006788 (most recent call first):
    5511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5515 
    5516 Thread 0x000028cc (most recent call first):
    5517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5521 
    5522 Thread 0x00006148 (most recent call first):
    5523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5527 
    5528 Thread 0x00000dd8 (most recent call first):
    5529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5533 
    5534 Thread 0x000052bc (most recent call first):
    5535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5539 
    5540 Thread 0x00002778 (most recent call first):
    5541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5545 
    5546 Thread 0x000067f8 (most recent call first):
    5547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5551 
    5552 Thread 0x00003764 (most recent call first):
    5553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5557 
    5558 Thread 0x00002048 (most recent call first):
    5559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_coWindows fatal exception: code 0x8001010em
    5560 
    5561 mand\dWindows fatal exception: icode 0xa8001010el
    5562 
    5563 ogWindows fatal exception: .code 0xp8001010ey
    5564 
    5565 ", line 135 in show_open_file_dialWindows fatal exception: ocode 0xg8001010e
    5566 
    5567 
    5568   File "Windows fatal exception: Ccode 0x:8001010e\
    5569 
    5570 PrWindows fatal exception: ocode 0xg8001010er
    5571 
    5572 amWindows fatal exception:  code 0xF8001010ei
    5573 
    5574 leWindows fatal exception: scode 0x\8001010eC
    5575 
    5576 hiWindows fatal exception: mcode 0xe8001010er
    5577 
    5578 aXWindows fatal exception:  code 0x18001010e.
    5579 
    5580 4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bWindows fatal exception: icode 0xn8001010e\
    5582 
    5583 lib\sWindows fatal exception: icode 0xte8001010e-
    5584 
    5585 packWindows fatal exception: acode 0xg8001010ee
    5586 
    5587 s\chimerax\uWindows fatal exception: icode 0x\8001010eg
    5588 
    5589 ui.pWindows fatal exception: y"code 0x, line 8001010e318
    5590 
    5591  in evWindows fatal exception: ecode 0xn8001010et
    5592 
    5593 _lWindows fatal exception: ocode 0xo8001010ep
    5594 
    5595 
    5596   File "Windows fatal exception: Ccode 0x:8001010e\
    5597 
    5598 ProWindows fatal exception: gcode 0xr8001010ea
    5599 
    5600 mWindows fatal exception:  code 0xF8001010ei
    5601 
    5602 Windows fatal exception: lcode 0xWindows fatal exception: 8001010eecode 0x
    5603 
    5604 s8001010e\
    5605 
    5606 ChWindows fatal exception: icode 0xm8001010ee
    5607 
    5608 raX 1.4.deWindows fatal exception: vcode 0x28001010e0
    5609 
    5610 22Windows fatal exception: 0code 0x18001010e1
    5611 
    5612 90Windows fatal exception: 7code 0x38001010e3
    5613 
    5614 \bWindows fatal exception: icode 0xn8001010e\
    5615 
    5616 liWindows fatal exception: bcode 0x\8001010es
    5617 
    5618 itWindows fatal exception: ecode 0x-8001010ep
    5619 
    5620 acWindows fatal exception: kcode 0xa8001010eg
    5621 
    5622 es\ChimeraX_main.py", line 867 in init
    5623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5626 Windows fatal exception: code 0x8001010e
    5627 
    5628 Thread 0x00003c48 (most recent call first):
    5629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5633 
    5634 Thread 0x0000366c (most recent call first):
    5635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5639 
    5640 Thread 0x00006558 (most recent call first):
    5641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5648 
    5649 Thread 0x00006788 (most recent call first):
    5650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5654 
    5655 Thread 0x000028cc (most recent call first):
    5656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5660 
    5661 Thread 0x00006148 (most recent call first):
    5662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5666 
    5667 Thread 0x00000dd8 (most recent call first):
    5668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5672 
    5673 Thread 0x000052bc (most recent call first):
    5674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5678 
    5679 Thread 0x00002778 (most recent call first):
    5680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5684 
    5685 Thread 0x000067f8 (most recent call first):
    5686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5690 
    5691 Thread 0x00003764 (most recent call first):
    5692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5695   File "C:\Program Files\Windows fatal exception: Ccode 0xh8001010ei
    5696 
    5697 meraX Windows fatal exception: 1code 0x.8001010e4
    5698 
    5699 .dWindows fatal exception: ecode 0xv8001010e2
    5700 
    5701 02201190733\bin\lib\tWindows fatal exception: hcode 0xr8001010ee
    5702 
    5703 adWindows fatal exception: icode 0xn8001010eg
    5704 
    5705 .pWindows fatal exception: ycode 0x"8001010e
    5706 
    5707 , line 930Windows fatal exception:  in code 0x_8001010eb
    5708 
    5709 ooWindows fatal exception: tcode 0xs8001010et
    5710 
    5711 raWindows fatal exception: pcode 0x
    5712 8001010e
    5713 
    5714 
    5715 Thread 0x00002048Windows fatal exception:  (most recent call first):
    5716 code 0x  File 8001010e"
    5717 
    5718 C:\Program Files\ChimeraX 1.4.dev202201190733\binWindows fatal exception: \code 0xl8001010ei
    5719 
    5720 b\sitWindows fatal exception: ecode 0x-8001010ep
    5721 
    5722 ackWindows fatal exception: acode 0xg8001010ee
    5723 
    5724 s\chimerax\opWindows fatal exception: ecode 0xn8001010e_
    5725 
    5726 comWindows fatal exception: mcode 0xa8001010en
    5727 
    5728 d\dWindows fatal exception: icode 0xa8001010el
    5729 
    5730 og.Windows fatal exception: pcode 0xy8001010e"
    5731 
    5732 , line 135 in Windows fatal exception: scode 0xh8001010eo
    5733 
    5734 w_oWindows fatal exception: pcode 0xe8001010eWindows fatal exception: ncode 0x
    5735 
    5736 _8001010ef
    5737 
    5738 Windows fatal exception: icode 0xlWindows fatal exception: ecode 0x8001010e_8001010e
    5739 
    5740 
    5741 
    5742 diWindows fatal exception: acode 0xl8001010eo
    5743 
    5744 g
    5745   File "C:\ProgWindows fatal exception: rcode 0xa8001010em
    5746 
    5747  FWindows fatal exception: icode 0xl8001010ee
    5748 
    5749 s\Windows fatal exception: Ccode 0xh8001010ei
    5750 
    5751 meWindows fatal exception: rcode 0xa8001010eX
    5752 
    5753  1Windows fatal exception: .code 0x48001010e.
    5754 
    5755 deWindows fatal exception: vcode 0x28001010e0
    5756 
    5757 22Windows fatal exception: 0code 0x18001010e1
    5758 
    5759 90733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5765 Windows fatal exception: code 0x8001010e
    5766 
    5767 Thread 0x00003c48 (most recent call first):
    5768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5772 
    5773 Thread 0x0000366c (most recent call first):
    5774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5778 
    5779 Thread 0x00006558 (most recent call first):
    5780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5787 
    5788 Thread 0x00006788 (most recent call first):
    5789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5793 
    5794 Thread 0x000028cc (most recent call first):
    5795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5799 
    5800 Thread 0x00006148 (most recent call first):
    5801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5805 
    5806 Thread 0x00000dd8 (most recent call first):
    5807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5811 
    5812 Thread 0x000052bc (most recent call first):
    5813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5817 
    5818 Thread 0x00002778 (most recent call first):
    5819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5823 
    5824 Thread 0x000067f8 (most recent call first):
    5825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5829 
    5830 Thread 0x00003764 (most recent call first):
    5831   File "C:\Program Files\ChimeraX Windows fatal exception: 1code 0x.8001010e4
    5832 
    5833 .dev20Windows fatal exception: 2code 0x28001010e0
    5834 
    5835 11Windows fatal exception: 9code 0x08001010e7
    5836 
    5837 33\bin\lib\multiprocessing\pWindows fatal exception: ocode 0xo8001010el
    5838 
    5839 .pWindows fatal exception: ycode 0x"8001010e, line
    5840 
    5841 114 in Windows fatal exception: worcode 0xk8001010ee
    5842 
    5843 r
    5844 Windows fatal exception:   File code 0x"8001010eC
    5845 
    5846 :\Windows fatal exception: Pcode 0xr8001010eo
    5847 
    5848 grWindows fatal exception: acode 0xm8001010e
    5849 
    5850 FiWindows fatal exception: lcode 0xe8001010es
    5851 
    5852 \ChimWindows fatal exception: ecode 0xr8001010ea
    5853 
    5854 X Windows fatal exception: 1code 0x.8001010e4
    5855 
    5856 .Windows fatal exception: dcode 0xe8001010ev
    5857 
    5858 20220Windows fatal exception: 1code 0x18001010e9
    5859 
    5860 0Windows fatal exception: 7code 0x38001010e3
    5861 
    5862 \Windows fatal exception: bcode 0xi8001010en
    5863 
    5864 \Windows fatal exception: lcode 0x8001010ei
    5865 
    5866 bWindows fatal exception: \code 0xt8001010eh
    5867 
    5868 rWindows fatal exception: ecode 0xa8001010ed
    5869 
    5870 Windows fatal exception: Windows fatal exception: code 0xcode 0xi8001010e8001010e
    5871 
    5872 
    5873 
    5874 ng.pWindows fatal exception: ycode 0x"8001010e, line
    5875 
    5876 910 in rWindows fatal exception: ucode 0xn8001010e
    5877 
    5878 
    5879   File "C:\ProgramWindows fatal exception:  code 0xF8001010ei
    5880 
    5881 lesWindows fatal exception: \code 0xC8001010eh
    5882 
    5883 imWindows fatal exception: ecode 0xr8001010ea
    5884 
    5885 X Windows fatal exception: 1code 0x.8001010e4
    5886 
    5887 .dWindows fatal exception: ecode 0xv8001010e2
    5888 
    5889 02Windows fatal exception: 2code 0x08001010e1
    5890 
    5891 19Windows fatal exception: 0code 0x78001010e3
    5892 
    5893 3\bin\lib\threading.py", line 973 in _bootstrap_inner
    5894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5895 
    5896 Thread 0x00002048 (most recent call first):
    5897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5904 Windows fatal exception: code 0x8001010e
    5905 
    5906 Thread 0x00003c48 (most recent call first):
    5907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5911 
    5912 Thread 0x0000366c (most recent call first):
    5913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5917 
    5918 Thread 0x00006558 (most recent call first):
    5919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    5921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    5922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    5923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5926 
    5927 Thread 0x00006788 (most recent call first):
    5928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5932 
    5933 Thread 0x000028cc (most recent call first):
    5934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5938 
    5939 Thread 0x00006148 (most recent call first):
    5940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5944 
    5945 Thread 0x00000dd8 (most recent call first):
    5946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5950 
    5951 Thread 0x000052bc (most recent call first):
    5952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5956 
    5957 Thread 0x00002778 (most recent call first):
    5958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5962 
    5963 Thread 0x000067f8 (most recent call first):
    5964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5968 
    5969 Thread 0x00003764 (most recent call first):
    5970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    5971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5974 
    5975 Thread 0x00002048 (most recent call first):
    5976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    5977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    5978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    5979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    5980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    5981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    5982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    5983 Windows fatal exception: code 0x8001010e
    5984 
    5985 Thread 0x00003c48 (most recent call first):
    5986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    5987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5990 
    5991 Thread 0x0000366c (most recent call first):
    5992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    5993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    5994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    5995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    5996 
    5997 Thread 0x00006558 (most recent call first):
    5998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    5999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6005 
    6006 Thread 0x00006788 (most recent call first):
    6007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6011 
    6012 Thread 0x000028cc (most recent call first):
    6013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6017 
    6018 Thread 0x00006148 (most recent call first):
    6019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6023 
    6024 Thread 0x00000dd8 (most recent call first):
    6025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6029 
    6030 Thread 0x000052bc (most recent call first):
    6031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6035 
    6036 Thread 0x00002778 (most recent call first):
    6037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6041 
    6042 Thread 0x000067f8 (most recent call first):
    6043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6047 
    6048 Thread 0x00003764 (most recent call first):
    6049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6053 
    6054 Thread 0x00002048 (most recent call first):
    6055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6062 Windows fatal exception: code 0x8001010e
    6063 
    6064 Thread 0x00003c48 (most recent call first):
    6065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6069 
    6070 Thread 0x0000366c (most recent call first):
    6071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6075 
    6076 Thread 0x00006558 (most recent call first):
    6077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6084 
    6085 Thread 0x00006788 (most recent call first):
    6086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6090 
    6091 Thread 0x000028cc (most recent call first):
    6092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6096 
    6097 Thread 0x00006148 (most recent call first):
    6098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6102 
    6103 Thread 0x00000dd8 (most recent call first):
    6104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6108 
    6109 Thread 0x000052bc (most recent call first):
    6110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6114 
    6115 Thread 0x00002778 (most recent call first):
    6116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6120 
    6121 Thread 0x000067f8 (most recent call first):
    6122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6126 
    6127 Thread 0x00003764 (most recent call first):
    6128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6132 
    6133 Thread 0x00002048 (most recent call first):
    6134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6141 Windows fatal exception: code 0x8001010e
    6142 
    6143 Thread 0x00003c48 (most recent call first):
    6144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6148 
    6149 Thread 0x0000366c (most recent call first):
    6150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6154 
    6155 Thread 0x00006558 (most recent call first):
    6156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6163 
    6164 Thread 0x00006788 (most recent call first):
    6165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6169 
    6170 Thread 0x000028cc (most recent call first):
    6171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6175 
    6176 Thread 0x00006148 (most recent call first):
    6177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6181 
    6182 Thread 0x00000dd8 (most recent call first):
    6183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6187 
    6188 Thread 0x000052bc (most recent call first):
    6189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6193 
    6194 Thread 0x00002778 (most recent call first):
    6195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6199 
    6200 Thread 0x000067f8 (most recent call first):
    6201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6205 
    6206 Thread 0x00003764 (most recent call first):
    6207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6211 
    6212 Thread 0x00002048 (most recent call first):
    6213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6220 Windows fatal exception: code 0x8001010e
    6221 
    6222 Thread 0x00003c48 (most recent call first):
    6223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in rWindows fatal exception: ucode 0xn8001010e
    6225 
    6226 
    6227   File "C:\ProgrWindows fatal exception: acode 0xm8001010e
    6228 
    6229 FilWindows fatal exception: ecode 0xs8001010e\
    6230 
    6231 ChimeraX 1.4.dev202201190733\binWindows fatal exception: \code 0xl8001010ei
    6232 
    6233 b\tWindows fatal exception: hcode 0xr8001010ee
    6234 
    6235 adWindows fatal exception: icode 0xn8001010eg
    6236 
    6237 .pWindows fatal exception: ycode 0x"8001010e, line
    6238 
    6239 973 in _Windows fatal exception: bcode 0xo8001010eo
    6240 
    6241 tsWindows fatal exception: tcode 0xr8001010ea
    6242 
    6243 p_Windows fatal exception: incode 0xn8001010ee
    6244 
    6245 r
    6246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6247 
    6248 Thread 0x0000366c (most recent call first):
    6249   File "C:\Program Files\ChimerWindows fatal exception: acode 0xX8001010e
    6250 
    6251 1.4Windows fatal exception: code 0x.8001010ed
    6252 
    6253 ev2Windows fatal exception: 0code 0x28001010e2
    6254 
    6255 01190733\bin\libWindows fatal exception: \code 0xm8001010eu
    6256 
    6257 ltiWindows fatal exception: pcode 0xr8001010eo
    6258 
    6259 cesWindows fatal exception: scode 0xi8001010en
    6260 
    6261 g\pWindows fatal exception: ocode 0xo8001010el
    6262 
    6263 .pWindows fatal exception: ycode 0x"8001010e, line
    6264 
    6265 528 in Windows fatal exception: _code 0xh8001010ea
    6266 
    6267 ndWindows fatal exception: lcode 0xe8001010e_
    6268 
    6269 tasks
    6270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6271   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6272   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6273 
    6274 Thread 0x00006558 (most recent call first):
    6275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6278   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6282 
    6283 Thread 0x00006788 (most recent call first):
    6284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6288 
    6289 Thread 0x000028cc (most recent call first):
    6290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6294 
    6295 Thread 0x00006148 (most recent call first):
    6296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6300 
    6301 Thread 0x00000dd8 (most recent call first):
    6302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6306 
    6307 Thread 0x000052bc (most recent call first):
    6308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6312 
    6313 Thread 0x00002778 (most recent call first):
    6314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6318 
    6319 Thread 0x000067f8 (most recent call first):
    6320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6324 
    6325 Thread 0x00003764 (most recent call first):
    6326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6330 
    6331 Thread 0x00002048 (most recent call first):
    6332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6339 Windows fatal exception: code 0x8001010e
    6340 
    6341 Thread 0x00003c48 (most recent call first):
    6342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6346 
    6347 Thread 0x0000366c (most recent call first):
    6348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6352 
    6353 Thread 0x00006558 (most recent call first):
    6354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6361 
    6362 Thread 0x00006788 (most recent call first):
    6363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6367 
    6368 Thread 0x000028cc (most recent call first):
    6369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6373 
    6374 Thread 0x00006148 (most recent call first):
    6375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6379 
    6380 Thread 0x00000dd8 (most recent call first):
    6381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6385 
    6386 Thread 0x000052bc (most recent call first):
    6387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6391 
    6392 Thread 0x00002778 (most recent call first):
    6393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6397 
    6398 Thread 0x000067f8 (most recent call first):
    6399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6403 
    6404 Thread 0x00003764 (most recent call first):
    6405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6409 
    6410 Thread 0x00002048 (most recent call first):
    6411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6418 Windows fatal exception: code 0x8001010e
    6419 
    6420 Thread 0x00003c48 (most recent call first):
    6421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6425 
    6426 Thread 0x0000366c (most recent call first):
    6427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6431 
    6432 Thread 0x00006558 (most recent call first):
    6433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6440 
    6441 Thread 0x00006788 (most recent call first):
    6442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6446 
    6447 Thread 0x000028cc (most recent call first):
    6448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6452 
    6453 Thread 0x00006148 (most recent call first):
    6454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6458 
    6459 Thread 0x00000dd8 (most recent call first):
    6460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6464 
    6465 Thread 0x000052bc (most recent call first):
    6466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6470 
    6471 Thread 0x00002778 (most recent call first):
    6472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6476 
    6477 Thread 0x000067f8 (most recent call first):
    6478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6482 
    6483 Thread 0x00003764 (most recent call first):
    6484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6488 
    6489 Thread 0x00002048 (most recent call first):
    6490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6497 Windows fatal exception: code 0x8001010e
    6498 
    6499 Thread 0x00003c48 (most recent call first):
    6500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6504 
    6505 Thread 0x0000366c (most recent call first):
    6506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6510 
    6511 Thread 0x00006558 (most recent call first):
    6512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6519 
    6520 Thread 0x00006788 (most recent call first):
    6521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6525 
    6526 Thread 0x000028cc (most recent call first):
    6527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6531 
    6532 Thread 0x00006148 (most recent call first):
    6533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6537 
    6538 Thread 0x00000dd8 (most recent call first):
    6539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6543 
    6544 Thread 0x000052bc (most recent call first):
    6545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6549 
    6550 Thread 0x00002778 (most recent call first):
    6551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6555 
    6556 Thread 0x000067f8 (most recent call first):
    6557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6561 
    6562 Thread 0x00003764 (most recent call first):
    6563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6567 
    6568 Thread 0x00002048 (most recent call first):
    6569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6576 Windows fatal exception: code 0x8001010e
    6577 
    6578 Thread 0x00003c48 (most recent call first):
    6579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6583 
    6584 Thread 0x0000366c (most recent call first):
    6585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6589 
    6590 Thread 0x00006558 (most recent call first):
    6591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6598 
    6599 Thread 0x00006788 (most recent call first):
    6600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6604 
    6605 Thread 0x000028cc (most recent call first):
    6606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6610 
    6611 Thread 0x00006148 (most recent call first):
    6612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6616 
    6617 Thread 0x00000dd8 (most recent call first):
    6618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6622 
    6623 Thread 0x000052bc (most recent call first):
    6624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6628 
    6629 Thread 0x00002778 (most recent call first):
    6630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6634 
    6635 Thread 0x000067f8 (most recent call first):
    6636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6640 
    6641 Thread 0x00003764 (most recent call first):
    6642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6646 
    6647 Thread 0x00002048 (most recent call first):
    6648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6655 Windows fatal exception: code 0x8001010e
    6656 
    6657 Thread 0x00003c48 (most recent call first):
    6658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6662 
    6663 Thread 0x0000366c (most recent call first):
    6664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6668 
    6669 Thread 0x00006558 (most recent call first):
    6670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    6671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    6672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    6673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    6674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6677 
    6678 Thread 0x00006788 (most recent call first):
    6679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6683 
    6684 Thread 0x000028cc (most recent call first):
    6685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6689 
    6690 Thread 0x00006148 (most recent call first):
    6691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6695 
    6696 Thread 0x00000dd8 (most recent call first):
    6697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6701 
    6702 Thread 0x000052bc (most recent call first):
    6703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6707 
    6708 Thread 0x00002778 (most recent call first):
    6709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6713 
    6714 Thread 0x000067f8 (most recent call first):
    6715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6719 
    6720 Thread 0x00003764 (most recent call first):
    6721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6725 
    6726 Thread 0x00002048 (most recent call first):
    6727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    6728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    6729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    6730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    6731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    6732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    6733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    6734 Windows fatal exception: code 0x8001010e
    6735 
    6736 Thread 0x00003c48 (most recent call first):
    6737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    6738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6741 
    6742 Thread 0x0000366c (most recent call first):
    6743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    6744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6747 
    6748 Thread 0x00006558 (most recent call first):
    6749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhWindows fatal exception: acode 0xu8001010es
    6750 
    6751 tiveWindows fatal exception: _code 0xw8001010ea
    6752 
    6753 itWindows fatal exception:
    6754 code 0x  File 8001010e"
    6755 
    6756 C:\Program Files\ChWindows fatal exception: icode 0xm8001010ee
    6757 
    6758 raWindows fatal exception: Xcode 0x 8001010e1
    6759 
    6760 .4Windows fatal exception: .code 0xd8001010ee
    6761 
    6762 v2Windows fatal exception: 0code 0x28001010e2
    6763 
    6764 01Windows fatal exception: 1code 0x98001010e0
    6765 
    6766 73Windows fatal exception: 3code 0x\8001010eb
    6767 
    6768 inWindows fatal exception: \code 0xl8001010ei
    6769 
    6770 b\multiprocessiWindows fatal exception: ncode 0xg8001010e\
    6771 
    6772 coWindows fatal exception: ncode 0xn8001010ee
    6773 
    6774 ctWindows fatal exception: icode 0xo8001010en
    6775 
    6776 .py", line Windows fatal exception: 884code 0x in 8001010ew
    6777 
    6778 aiWindows fatal exception: tcode 0x
    6779 8001010e  File
    6780 
    6781 "CWindows fatal exception: :code 0x\8001010eP
    6782 
    6783 roWindows fatal exception: gcode 0xr8001010ea
    6784 
    6785 m Windows fatal exception: Fcode 0xi8001010el
    6786 
    6787 esWindows fatal exception: \code 0xC8001010eh
    6788 
    6789 imWindows fatal exception: ecode 0xr8001010ea
    6790 
    6791 X 1.4.dev20Windows fatal exception: 2code 0x28001010e0
    6792 
    6793 11Windows fatal exception: 90code 0x78001010e3
    6794 
    6795 3\Windows fatal exception: bcode 0xi8001010en
    6796 
    6797 \lib\Windows fatal exception: mcode 0xu8001010el
    6798 
    6799 tiWindows fatal exception: pcode 0xr8001010eo
    6800 
    6801 ceWindows fatal exception: scode 0xs8001010ei
    6802 
    6803 ngWindows fatal exception: \code 0xp8001010eo
    6804 
    6805 olWindows fatal exception: .code 0xp8001010ey
    6806 
    6807 ", line Windows fatal exception: 499code 0x in 8001010e_
    6808 
    6809 waWindows fatal exception: icode 0xt8001010e_
    6810 
    6811 for_updatesWindows fatal exception:
    6812 code 0x  File 8001010e"
    6813 
    6814 C:Windows fatal exception: \code 0xP8001010er
    6815 
    6816 ogWindows fatal exception: rcode 0xa8001010em
    6817 
    6818  FileWindows fatal exception: scode 0x\8001010eC
    6819 
    6820 hiWindows fatal exception: mcode 0xe8001010er
    6821 
    6822 aXWindows fatal exception:  code 0x18001010e.
    6823 
    6824 4.Windows fatal exception: dcode 0xe8001010ev
    6825 
    6826 20Windows fatal exception: 2code 0x28001010e0
    6827 
    6828 11Windows fatal exception: 9code 0x08001010e7
    6829 
    6830 33Windows fatal exception: \code 0xb8001010ei
    6831 
    6832 n\lib\multipWindows fatal exception: rcode 0xo8001010ec
    6833 
    6834 esWindows fatal exception: scode 0xi8001010en
    6835 
    6836 g\Windows fatal exception: pcode 0xo8001010eo
    6837 
    6838 l.py", line Windows fatal exception: 519code 0x in 8001010e_
    6839 
    6840 haWindows fatal exception: ncode 0xd8001010el
    6841 
    6842 e_Windows fatal exception: wcode 0xo8001010er
    6843 
    6844 keWindows fatal exception: rcode 0xs8001010e
    6845 
    6846 
    6847   File "Windows fatal exception: Ccode 0x:8001010e\
    6848 
    6849 PrWindows fatal exception: ocode 0xg8001010er
    6850 
    6851 amWindows fatal exception:  code 0xF8001010ei
    6852 
    6853 les\ChimeraWindows fatal exception: Xcode 0x 8001010e1
    6854 
    6855 .4Windows fatal exception: .code 0xd8001010ee
    6856 
    6857 v2Windows fatal exception: 0code 0x28001010e2
    6858 
    6859 01190Windows fatal exception: 7code 0x38001010e3
    6860 
    6861 \bWindows fatal exception: icode 0xn8001010e\
    6862 
    6863 liWindows fatal exception: bcode 0x\8001010et
    6864 
    6865 hrWindows fatal exception: ecode 0xa8001010ed
    6866 
    6867 inWindows fatal exception: gcode 0x.8001010ep
    6868 
    6869 y"Windows fatal exception: , line code 0x9108001010e in
    6870 
    6871 ruWindows fatal exception: ncode 0x
    6872 8001010e  File
    6873 
    6874 "C:\PrograWindows fatal exception: mcode 0x 8001010eF
    6875 
    6876 ilWindows fatal exception: ecode 0xs8001010e\
    6877 
    6878 ChWindows fatal exception: icode 0xm8001010ee
    6879 
    6880 raX 1Windows fatal exception: .code 0x48001010e.
    6881 
    6882 deWindows fatal exception: vcode 0x28001010e0
    6883 
    6884 22Windows fatal exception: 0code 0x18001010e1
    6885 
    6886 90Windows fatal exception: 7code 0x38001010e3
    6887 
    6888 \bWindows fatal exception: icode 0xn8001010e\
    6889 
    6890 liWindows fatal exception: bcode 0x\8001010et
    6891 
    6892 hrWindows fatal exception: ecode 0xa8001010ed
    6893 
    6894 ing.py", line 973 in Windows fatal exception: _code 0xb8001010eo
    6895 
    6896 otWindows fatal exception: scode 0xt8001010er
    6897 
    6898 apWindows fatal exception: _code 0xin8001010en
    6899 
    6900 er
    6901   File Windows fatal exception: "code 0xC8001010e:
    6902 
    6903 \PWindows fatal exception: rcode 0xo8001010eg
    6904 
    6905 raWindows fatal exception: mcode 0x 8001010eF
    6906 
    6907 iWindows fatal exception: lcode 0xe8001010es
    6908 
    6909 \CWindows fatal exception: hcode 0xi8001010em
    6910 
    6911 erWindows fatal exception: acode 0xX8001010e
    6912 
    6913 1.Windows fatal exception: 4code 0x.8001010ed
    6914 
    6915 ev202201190Windows fatal exception: 7code 0x38001010e3
    6916 
    6917 \bWindows fatal exception: icode 0xn8001010e\
    6918 
    6919 liWindows fatal exception: bcode 0x\8001010et
    6920 
    6921 hreaWindows fatal exception: dcode 0xi8001010en
    6922 
    6923 g.Windows fatal exception: pcode 0xy8001010e"
    6924 
    6925 , line 930Windows fatal exception:  in code 0x_8001010eb
    6926 
    6927 ooWindows fatal exception: tcode 0xs8001010et
    6928 
    6929 raWindows fatal exception: pcode 0x
    6930 8001010e
    6931 
    6932 
    6933 Thread 0x00006788Windows fatal exception:  (most recent call first):
    6934 code 0x  File 8001010e"
    6935 
    6936 C:Windows fatal exception: \code 0xP8001010ero
    6937 
    6938 gram Files\Windows fatal exception: Ccode 0xh8001010ei
    6939 
    6940 meWindows fatal exception: rcode 0xa8001010eX
    6941 
    6942  1Windows fatal exception: .code 0x48001010e.
    6943 
    6944 dev20Windows fatal exception: code 0x28001010e2
    6945 
    6946 01Windows fatal exception: 1code 0x98001010e0
    6947 
    6948 73Windows fatal exception: 3code 0x\8001010eb
    6949 
    6950 inWindows fatal exception: \code 0xl8001010ei
    6951 
    6952 b\Windows fatal exception: mcode 0xu8001010el
    6953 
    6954 tiWindows fatal exception: pcode 0xr8001010eo
    6955 
    6956 ceWindows fatal exception: scode 0xs8001010ei
    6957 
    6958 ng\pool.pyWindows fatal exception: "code 0x, line 8001010e114
    6959 
    6960  in wWindows fatal exception: ocode 0xr8001010ek
    6961 
    6962 erWindows fatal exception:
    6963 code 0x  File 8001010e"
    6964 
    6965 C:\PrWindows fatal exception: ocode 0xg8001010er
    6966 
    6967 amWindows fatal exception:  code 0xF8001010ei
    6968 
    6969 leWindows fatal exception: scode 0x\8001010eC
    6970 
    6971 hiWindows fatal exception: mcode 0xe8001010era
    6972 
    6973 X Windows fatal exception: 1code 0x.8001010e4
    6974 
    6975 .dWindows fatal exception: ecode 0xv8001010e2
    6976 
    6977 02Windows fatal exception: 2code 0x08001010e1
    6978 
    6979 190733\bin\lib\threading.py", line 910 in run
    6980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6982 
    6983 Thread 0x000028cc (most recent call first):
    6984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6988 
    6989 Thread 0x00006148 (most recent call first):
    6990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    6994 
    6995 Thread 0x00000dd8 (most recent call first):
    6996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    6997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    6998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    6999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7000 
    7001 Thread 0x000052bc (most recent call first):
    7002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7006 
    7007 Thread 0x00002778 (most recent call first):
    7008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7012 
    7013 Thread 0x000067f8 (most recent call first):
    7014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7017   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7018 
    7019 Thread 0x00003764 (most recent call first):
    7020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7024 
    7025 Thread 0x00002048 (most recent call first):
    7026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7033 Windows fatal exception: code 0x8001010e
    7034 
    7035 Thread 0x00003c48 (most recent call first):
    7036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7040 
    7041 Thread 0x0000366c (most recent call first):
    7042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7046 
    7047 Thread 0x00006558 (most recent call first):
    7048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7055 
    7056 Thread 0x00006788 (most recent call first):
    7057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7061 
    7062 Thread 0x000028cc (most recent call first):
    7063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7067 
    7068 Thread 0x00006148 (most recent call first):
    7069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7073 
    7074 Thread 0x00000dd8 (most recent call first):
    7075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7079 
    7080 Thread 0x000052bc (most recent call first):
    7081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7085 
    7086 Thread 0x00002778 (most recent call first):
    7087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7091 
    7092 Thread 0x000067f8 (most recent call first):
    7093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7096   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7097 
    7098 Thread 0x00003764 (most recent call first):
    7099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7102   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7103 
    7104 Thread 0x00002048 (most recent call first):
    7105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7108   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7112 Windows fatal exception: code 0x8001010e
    7113 
    7114 Thread 0x00003c48 (most recent call first):
    7115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7119 
    7120 Thread 0x0000366c (most recent call first):
    7121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7125 
    7126 Thread 0x00006558 (most recent call first):
    7127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7134 
    7135 Thread 0x00006788 (most recent call first):
    7136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7140 
    7141 Thread 0x000028cc (most recent call first):
    7142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7146 
    7147 Thread 0x00006148 (most recent call first):
    7148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7152 
    7153 Thread 0x00000dd8 (most recent call first):
    7154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7158 
    7159 Thread 0x000052bc (most recent call first):
    7160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7164 
    7165 Thread 0x00002778 (most recent call first):
    7166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7170 
    7171 Thread 0x000067f8 (most recent call first):
    7172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7175   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7176 
    7177 Thread 0x00003764 (most recent call first):
    7178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7181   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7182 
    7183 Thread 0x00002048 (most recent call first):
    7184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7191 Windows fatal exception: code 0x8001010e
    7192 
    7193 Thread 0x00003c48 (most recent call first):
    7194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7198 
    7199 Thread 0x0000366c (most recent call first):
    7200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7204 
    7205 Thread 0x00006558 (most recent call first):
    7206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7213 
    7214 Thread 0x00006788 (most recent call first):
    7215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7219 
    7220 Thread 0x000028cc (most recent call first):
    7221   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7225 
    7226 Thread 0x00006148 (most recent call first):
    7227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7231 
    7232 Thread 0x00000dd8 (most recent call first):
    7233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7237 
    7238 Thread 0x000052bc (most recent call first):
    7239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7243 
    7244 Thread 0x00002778 (most recent call first):
    7245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7249 
    7250 Thread 0x000067f8 (most recent call first):
    7251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7255 
    7256 Thread 0x00003764 (most recent call first):
    7257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7261 
    7262 Thread 0x00002048 (most recent call first):
    7263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7265   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7266   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7270 Windows fatal exception: code 0x8001010e
    7271 
    7272 Thread 0x00003c48 (most recent call first):
    7273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7277 
    7278 Thread 0x0000366c (most recent call first):
    7279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7283 
    7284 Thread 0x00006558 (most recent call first):
    7285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7292 
    7293 Thread 0x00006788 (most recent call first):
    7294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7298 
    7299 Thread 0x000028cc (most recent call first):
    7300   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7304 
    7305 Thread 0x00006148 (most recent call first):
    7306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7310 
    7311 Thread 0x00000dd8 (most recent call first):
    7312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7316 
    7317 Thread 0x000052bc (most recent call first):
    7318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7322 
    7323 Thread 0x00002778 (most recent call first):
    7324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7328 
    7329 Thread 0x000067f8 (most recent call first):
    7330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py"Windows fatal exception: , line code 0x1148001010e in
    7331 
    7332 workWindows fatal exception: ecode 0xr8001010e
    7333 
    7334 
    7335   File "Windows fatal exception: Ccode 0x:8001010e\
    7336 
    7337 Program Files\ChimeraX 1Windows fatal exception: .code 0x48001010e.
    7338 
    7339 deWindows fatal exception: vcode 0x28001010e0
    7340 
    7341 2Windows fatal exception: 2code 0x08001010e1
    7342 
    7343 1Windows fatal exception: 9code 0x08001010e7
    7344 
    7345 3Windows fatal exception: 3code 0x\8001010eb
    7346 
    7347 inWindows fatal exception: \code 0x8001010el
    7348 
    7349 ibWindows fatal exception: \code 0xt8001010eh
    7350 
    7351 readWindows fatal exception: icode 0xn8001010eg
    7352 
    7353 .py"Windows fatal exception: , line code 0x9108001010e in
    7354 
    7355 runWindows fatal exception:
    7356 code 0x  File 8001010e"
    7357 
    7358 C:\Program FiWindows fatal exception: code 0xl8001010ee
    7359 
    7360 s\CWindows fatal exception: hcode 0xi8001010em
    7361 
    7362 erWindows fatal exception: acode 0xX8001010e
    7363 
    7364 1.Windows fatal exception: 4code 0x.8001010ed
    7365 
    7366 ev2Windows fatal exception: 0code 0x28001010e2
    7367 
    7368 011Windows fatal exception: 9code 0x08001010e7
    7369 
    7370 33\Windows fatal exception: bcode 0xi8001010en
    7371 
    7372 \lib\threading.py", line 973 in _bootstrap_inner
    7373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7374 
    7375 Thread 0x00003764 (most recent call first):
    7376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7379   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7380 
    7381 Thread 0x00002048 (most recent call first):
    7382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7389 Windows fatal exception: code 0x8001010e
    7390 
    7391 Thread 0x00003c48 (most recent call first):
    7392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7396 
    7397 Thread 0x0000366c (most recent call first):
    7398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7402 
    7403 Thread 0x00006558 (most recent call first):
    7404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7411 
    7412 Thread 0x00006788 (most recent call first):
    7413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7417 
    7418 Thread 0x000028cc (most recent call first):
    7419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7423 
    7424 Thread 0x00006148 (most recent call first):
    7425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7429 
    7430 Thread 0x00000dd8 (most recent call first):
    7431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7435 
    7436 Thread 0x000052bc (most recent call first):
    7437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7441 
    7442 Thread 0x00002778 (most recent call first):
    7443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7447 
    7448 Thread 0x000067f8 (most recent call first):
    7449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7453 
    7454 Thread 0x00003764 (most recent call first):
    7455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7459 
    7460 Thread 0x00002048 (most recent call first):
    7461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7468 Windows fatal exception: code 0x8001010e
    7469 
    7470 Thread 0x00003c48 (most recent call first):
    7471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7475 
    7476 Thread 0x0000366c (most recent call first):
    7477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7481 
    7482 Thread 0x00006558 (most recent call first):
    7483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7490 
    7491 Thread 0x00006788 (most recent call first):
    7492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7496 
    7497 Thread 0x000028cc (most recent call first):
    7498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7502 
    7503 Thread 0x00006148 (most recent call first):
    7504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7508 
    7509 Thread 0x00000dd8 (most recent call first):
    7510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7514 
    7515 Thread 0x000052bc (most recent call first):
    7516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7520 
    7521 Thread 0x00002778 (most recent call first):
    7522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7526 
    7527 Thread 0x000067f8 (most recent call first):
    7528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7532 
    7533 Thread 0x00003764 (most recent call first):
    7534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7538 
    7539 Thread 0x00002048 (most recent call first):
    7540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7547 Windows fatal exception: code 0x8001010e
    7548 
    7549 Thread 0x00003c48 (most recent call first):
    7550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7554 
    7555 Thread 0x0000366c (most recent call first):
    7556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7560 
    7561 Thread 0x00006558 (most recent call first):
    7562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7569 
    7570 Thread 0x00006788 (most recent call first):
    7571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7575 
    7576 Thread 0x000028cc (most recent call first):
    7577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7581 
    7582 Thread 0x00006148 (most recent call first):
    7583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7587 
    7588 Thread 0x00000dd8 (most recent call first):
    7589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7593 
    7594 Thread 0x000052bc (most recent call first):
    7595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7599 
    7600 Thread 0x00002778 (most recent call first):
    7601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7605 
    7606 Thread 0x000067f8 (most recent call first):
    7607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7611 
    7612 Thread 0x00003764 (most recent call first):
    7613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7617 
    7618 Thread 0x00002048 (most recent call first):
    7619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7626 Windows fatal exception: code 0x8001010e
    7627 
    7628 Thread 0x00003c48 (most recent call first):
    7629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7633 
    7634 Thread 0x0000366c (most recent call first):
    7635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7639 
    7640 Thread 0x00006558 (most recent call first):
    7641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7648 
    7649 Thread 0x00006788 (most recent call first):
    7650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7654 
    7655 Thread 0x000028cc (most recent call first):
    7656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7660 
    7661 Thread 0x00006148 (most recent call first):
    7662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7666 
    7667 Thread 0x00000dd8 (most recent call first):
    7668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7672 
    7673 Thread 0x000052bc (most recent call first):
    7674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7678 
    7679 Thread 0x00002778 (most recent call first):
    7680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7684 
    7685 Thread 0x000067f8 (most recent call first):
    7686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7690 
    7691 Thread 0x00003764 (most recent call first):
    7692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7696 
    7697 Thread 0x00002048 (most recent call first):
    7698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7705 Windows fatal exception: code 0x8001010e
    7706 
    7707 Thread 0x00003c48 (most recent call first):
    7708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7712 
    7713 Thread 0x0000366c (most recent call first):
    7714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7718 
    7719 Thread 0x00006558 (most recent call first):
    7720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7727 
    7728 Thread 0x00006788 (most recent call first):
    7729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7733 
    7734 Thread 0x000028cc (most recent call first):
    7735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7739 
    7740 Thread 0x00006148 (most recent call first):
    7741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7745 
    7746 Thread 0x00000dd8 (most recent call first):
    7747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7751 
    7752 Thread 0x000052bc (most recent call first):
    7753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7757 
    7758 Thread 0x00002778 (most recent call first):
    7759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7763 
    7764 Thread 0x000067f8 (most recent call first):
    7765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7769 
    7770 Thread 0x00003764 (most recent call first):
    7771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7775 
    7776 Thread 0x00002048 (most recent call first):
    7777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7784 Windows fatal exception: code 0x8001010e
    7785 
    7786 Thread 0x00003c48 (most recent call first):
    7787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7791 
    7792 Thread 0x0000366c (most recent call first):
    7793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7794   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7797 
    7798 Thread 0x00006558 (most recent call first):
    7799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7800   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7806 
    7807 Thread 0x00006788 (most recent call first):
    7808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7812 
    7813 Thread 0x000028cc (most recent call first):
    7814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7818 
    7819 Thread 0x00006148 (most recent call first):
    7820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7824 
    7825 Thread 0x00000dd8 (most recent call first):
    7826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7830 
    7831 Thread 0x000052bc (most recent call first):
    7832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7836 
    7837 Thread 0x00002778 (most recent call first):
    7838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7842 
    7843 Thread 0x000067f8 (most recent call first):
    7844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7848 
    7849 Thread 0x00003764 (most recent call first):
    7850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7854 
    7855 Thread 0x00002048 (most recent call first):
    7856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7863 Windows fatal exception: code 0x8001010e
    7864 
    7865 Thread 0x00003c48 (most recent call first):
    7866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7870 
    7871 Thread 0x0000366c (most recent call first):
    7872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7876 
    7877 Thread 0x00006558 (most recent call first):
    7878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7885 
    7886 Thread 0x00006788 (most recent call first):
    7887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7891 
    7892 Thread 0x000028cc (most recent call first):
    7893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7897 
    7898 Thread 0x00006148 (most recent call first):
    7899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7903 
    7904 Thread 0x00000dd8 (most recent call first):
    7905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7909 
    7910 Thread 0x000052bc (most recent call first):
    7911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7915 
    7916 Thread 0x00002778 (most recent call first):
    7917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7921 
    7922 Thread 0x000067f8 (most recent call first):
    7923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7927 
    7928 Thread 0x00003764 (most recent call first):
    7929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7933 
    7934 Thread 0x00002048 (most recent call first):
    7935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    7936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    7937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    7938   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    7939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    7940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    7941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    7942 Windows fatal exception: code 0x8001010e
    7943 
    7944 Thread 0x00003c48 (most recent call first):
    7945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    7946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7949 
    7950 Thread 0x0000366c (most recent call first):
    7951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    7952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7955 
    7956 Thread 0x00006558 (most recent call first):
    7957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    7958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    7959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    7960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    7961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7964 
    7965 Thread 0x00006788 (most recent call first):
    7966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7970 
    7971 Thread 0x000028cc (most recent call first):
    7972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7976 
    7977 Thread 0x00006148 (most recent call first):
    7978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7982 
    7983 Thread 0x00000dd8 (most recent call first):
    7984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7988 
    7989 Thread 0x000052bc (most recent call first):
    7990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    7994 
    7995 Thread 0x00002778 (most recent call first):
    7996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    7997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    7998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    7999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8000 
    8001 Thread 0x000067f8 (most recent call first):
    8002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8006 
    8007 Thread 0x00003764 (most recent call first):
    8008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8012 
    8013 Thread 0x00002048 (most recent call first):
    8014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8017   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8021 Windows fatal exception: code 0x8001010e
    8022 
    8023 Thread 0x00003c48 (most recent call first):
    8024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8028 
    8029 Thread 0x0000366c (most recent call first):
    8030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8034 
    8035 Thread 0x00006558 (most recent call first):
    8036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8043 
    8044 Thread 0x00006788 (most recent call first):
    8045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8049 
    8050 Thread 0x000028cc (most recent call first):
    8051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8055 
    8056 Thread 0x00006148 (most recent call first):
    8057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8061 
    8062 Thread 0x00000dd8 (most recent call first):
    8063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8067 
    8068 Thread 0x000052bc (most recent call first):
    8069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8073 
    8074 Thread 0x00002778 (most recent call first):
    8075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8079 
    8080 Thread 0x000067f8 (most recent call first):
    8081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8085 
    8086 Thread 0x00003764 (most recent call first):
    8087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8091 
    8092 Thread 0x00002048 (most recent call first):
    8093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8096   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8100 Windows fatal exception: code 0x8001010e
    8101 
    8102 Thread 0x00003c48 (most recent call first):
    8103   File "C:\PWindows fatal exception: rcode 0xo8001010eg
    8104 
    8105 ram Files\Windows fatal exception: Ccode 0xh8001010ei
    8106 
    8107 merWindows fatal exception: acode 0xX8001010e
    8108 
    8109 1.4.dev202201190733\bin\lib\multWindows fatal exception: icode 0xp8001010ero
    8110 
    8111 cesWindows fatal exception: scode 0xi8001010en
    8112 
    8113 g\pWindows fatal exception: ocode 0x8001010eo
    8114 
    8115 l.pWindows fatal exception: ycode 0x"8001010e, line
    8116 
    8117 576 in Windows fatal exception: _code 0xh8001010ea
    8118 
    8119 ndle_Windows fatal exception: rcode 0xe8001010es
    8120 
    8121 ultWindows fatal exception: scode 0x
    8122 8001010e  File
    8123 
    8124 "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8127 
    8128 Thread 0x0000366c (most recent call first):
    8129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8133 
    8134 Thread 0x00006558 (most recent call first):
    8135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8142 
    8143 Thread 0x00006788 (most recent call first):
    8144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8148 
    8149 Thread 0x000028cc (most recent call first):
    8150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8154 
    8155 Thread 0x00006148 (most recent call first):
    8156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8160 
    8161 Thread 0x00000dd8 (most recent call first):
    8162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8166 
    8167 Thread 0x000052bc (most recent call first):
    8168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8172 
    8173 Thread 0x00002778 (most recent call first):
    8174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8175   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8178 
    8179 Thread 0x000067f8 (most recent call first):
    8180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8181   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8184 
    8185 Thread 0x00003764 (most recent call first):
    8186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8190 
    8191 Thread 0x00002048 (most recent call first):
    8192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8199 Windows fatal exception: code 0x8001010e
    8200 
    8201 Thread 0x00003c48 (most recent call first):
    8202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8206 
    8207 Thread 0x0000366c (most recent call first):
    8208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8212 
    8213 Thread 0x00006558 (most recent call first):
    8214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8221 
    8222 Thread 0x00006788 (most recent call first):
    8223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8227 
    8228 Thread 0x000028cc (most recent call first):
    8229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8233 
    8234 Thread 0x00006148 (most recent call first):
    8235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8239 
    8240 Thread 0x00000dd8 (most recent call first):
    8241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8245 
    8246 Thread 0x000052bc (most recent call first):
    8247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8251 
    8252 Thread 0x00002778 (most recent call first):
    8253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8257 
    8258 Thread 0x000067f8 (most recent call first):
    8259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8263 
    8264 Thread 0x00003764 (most recent call first):
    8265   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8266   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8269 
    8270 Thread 0x00002048 (most recent call first):
    8271   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8272   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8278 Windows fatal exception: code 0x8001010e
    8279 
    8280 Thread 0x00003c48 (most recent call first):
    8281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8285 
    8286 Thread 0x0000366c (most recent call first):
    8287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8291 
    8292 Thread 0x00006558 (most recent call first):
    8293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8300 
    8301 Thread 0x00006788 (most recent call first):
    8302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8306 
    8307 Thread 0x000028cc (most recent call first):
    8308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8312 
    8313 Thread 0x00006148 (most recent call first):
    8314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8318 
    8319 Thread 0x00000dd8 (most recent call first):
    8320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8324 
    8325 Thread 0x000052bc (most recent call first):
    8326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8330 
    8331 Thread 0x00002778 (most recent call first):
    8332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8336 
    8337 Thread 0x000067f8 (most recent call first):
    8338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8342 
    8343 Thread 0x00003764 (most recent call first):
    8344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8348 
    8349 Thread 0x00002048 (most recent call first):
    8350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8357 Windows fatal exception: code 0x8001010e
    8358 
    8359 Thread 0x00003c48 (most recent call first):
    8360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8364 
    8365 Thread 0x0000366c (most recent call first):
    8366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8370 
    8371 Thread 0x00006558 (most recent call first):
    8372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8379 
    8380 Thread 0x00006788 (most recent call first):
    8381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8385 
    8386 Thread 0x000028cc (most recent call first):
    8387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8391 
    8392 Thread 0x00006148 (most recent call first):
    8393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8397 
    8398 Thread 0x00000dd8 (most recent call first):
    8399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8403 
    8404 Thread 0x000052bc (most recent call first):
    8405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8409 
    8410 Thread 0x00002778 (most recent call first):
    8411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8415 
    8416 Thread 0x000067f8 (most recent call first):
    8417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8421 
    8422 Thread 0x00003764 (most recent call first):
    8423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8427 
    8428 Thread 0x00002048 (most recent call first):
    8429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\oWindows fatal exception: pcode 0xe8001010en
    8431 
    8432 _commWindows fatal exception: Windows fatal exception: acode 0xn8001010edcode 0x
    8433 
    8434 8001010e\Windows fatal exception:
    8435 
    8436 dWindows fatal exception: code 0xiWindows fatal exception: acode 0x8001010ecode 0xl8001010e8001010e
    8437 
    8438 
    8439 
    8440 o
    8441 
    8442 Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010eg
    8443 
    8444 8001010e.
    8445 
    8446 py"Windows fatal exception: , line code 0xWindows fatal exception: 8001010ecode 0x1078001010eWindows fatal exception:
    8447 
    8448 
    8449 
    8450  in code 0xWindows fatal exception:
    8451 
    8452 
    8453 
    8454 code 0xWindows fatal exception: Windows fatal exception: code 0x
    8455 8001010ecode 0x  File 8001010e8001010e
    8456 
    8457 
    8458 
    8459 
    8460 
    8461 "Windows fatal exception: Windows fatal exception: Ccode 0x:8001010e\
    8462 
    8463 ProWindows fatal exception: gcode 0xr8001010eacode 0xm
    8464 
    8465  8001010eF
    8466 
    8467 iles\CWindows fatal exception: hcode 0xi8001010em
    8468 
    8469 erWindows fatal exception: acode 0xX8001010e
    8470 
    8471 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8476 Windows fatal exception: code 0x8001010e
    8477 
    8478 Thread 0x00003c48 (most recent call first):
    8479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8483 
    8484 Thread 0x0000366c (most recent call first):
    8485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8489 
    8490 Thread 0x00006558 (most recent call first):
    8491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8498 
    8499 Thread 0x00006788 (most recent call first):
    8500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8504 
    8505 Thread 0x000028cc (most recent call first):
    8506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8510 
    8511 Thread 0x00006148 (most recent call first):
    8512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8516 
    8517 Thread 0x00000dd8 (most recent call first):
    8518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8522 
    8523 Thread 0x000052bc (most recent call first):
    8524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8528 
    8529 Thread 0x00002778 (most recent call first):
    8530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8534 
    8535 Thread 0x000067f8 (most recent call first):
    8536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8540 
    8541 Thread 0x00003764 (most recent call first):
    8542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8546 
    8547 Thread 0x00002048 (most recent call first):
    8548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8555 Windows fatal exception: code 0x8001010e
    8556 
    8557 Thread 0x00003c48 (most recent call first):
    8558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8562 
    8563 Thread 0x0000366c (most recent call first):
    8564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8568 
    8569 Thread 0x00006558 (most recent call first):
    8570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8577 
    8578 Thread 0x00006788 (most recent call first):
    8579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8583 
    8584 Thread 0x000028cc (most recent call first):
    8585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8589 
    8590 Thread 0x00006148 (most recent call first):
    8591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8595 
    8596 Thread 0x00000dd8 (most recent call first):
    8597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8601 
    8602 Thread 0x000052bc (most recent call first):
    8603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8607 
    8608 Thread 0x00002778 (most recent call first):
    8609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8613 
    8614 Thread 0x000067f8 (most recent call first):
    8615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8619 
    8620 Thread 0x00003764 (most recent call first):
    8621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8625 
    8626 Thread 0x00002048 (most recent call first):
    8627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8634 Windows fatal exception: code 0x8001010e
    8635 
    8636 Thread 0x00003c48 (most recent call first):
    8637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8641 
    8642 Thread 0x0000366c (most recent call first):
    8643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8647 
    8648 Thread 0x00006558 (most recent call first):
    8649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8656 
    8657 Thread 0x00006788 (most recent call first):
    8658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8662 
    8663 Thread 0x000028cc (most recent call first):
    8664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8668 
    8669 Thread 0x00006148 (most recent call first):
    8670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8674 
    8675 Thread 0x00000dd8 (most recent call first):
    8676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8680 
    8681 Thread 0x000052bc (most recent call first):
    8682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8686 
    8687 Thread 0x00002778 (most recent call first):
    8688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8692 
    8693 Thread 0x000067f8 (most recent call first):
    8694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8698 
    8699 Thread 0x00003764 (most recent call first):
    8700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8704 
    8705 Thread 0x00002048 (most recent call first):
    8706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8713 Windows fatal exception: code 0x8001010e
    8714 
    8715 Thread 0x00003c48 (most recent call first):
    8716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8720 
    8721 Thread 0x0000366c (most recent call first):
    8722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8726 
    8727 Thread 0x00006558 (most recent call first):
    8728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8734   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8735 
    8736 Thread 0x00006788 (most recent call first):
    8737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8741 
    8742 Thread 0x000028cc (most recent call first):
    8743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8747 
    8748 Thread 0x00006148 (most recent call first):
    8749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8753 
    8754 Thread 0x00000dd8 (most recent call first):
    8755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8759 
    8760 Thread 0x000052bc (most recent call first):
    8761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8765 
    8766 Thread 0x00002778 (most recent call first):
    8767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8771 
    8772 Thread 0x000067f8 (most recent call first):
    8773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8777 
    8778 Thread 0x00003764 (most recent call first):
    8779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8783 
    8784 Thread 0x00002048 (most recent call first):
    8785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8792 Windows fatal exception: code 0x8001010e
    8793 
    8794 Thread 0x00003c48 (most recent call first):
    8795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8799 
    8800 Thread 0x0000366c (most recent call first):
    8801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8805 
    8806 Thread 0x00006558 (most recent call first):
    8807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8812   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8814 
    8815 Thread 0x00006788 (most recent call first):
    8816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8818   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8820 
    8821 Thread 0x000028cc (most recent call first):
    8822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8824   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8826 
    8827 Thread 0x00006148 (most recent call first):
    8828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8832 
    8833 Thread 0x00000dd8 (most recent call first):
    8834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8838 
    8839 Thread 0x000052bc (most recent call first):
    8840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8844 
    8845 Thread 0x00002778 (most recent call first):
    8846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8850 
    8851 Thread 0x000067f8 (most recent call first):
    8852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8856 
    8857 Thread 0x00003764 (most recent call first):
    8858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8862 
    8863 Thread 0x00002048 (most recent call first):
    8864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8871 Windows fatal exception: code 0x8001010e
    8872 
    8873 Thread 0x00003c48 (most recent call first):
    8874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8878 
    8879 Thread 0x0000366c (most recent call first):
    8880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8884 
    8885 Thread 0x00006558 (most recent call first):
    8886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8893 
    8894 Thread 0x00006788 (most recent call first):
    8895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8899 
    8900 Thread 0x000028cc (most recent call first):
    8901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8905 
    8906 Thread 0x00006148 (most recent call first):
    8907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8911 
    8912 Thread 0x00000dd8 (most recent call first):
    8913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8917 
    8918 Thread 0x000052bc (most recent call first):
    8919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8923 
    8924 Thread 0x00002778 (most recent call first):
    8925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8929 
    8930 Thread 0x000067f8 (most recent call first):
    8931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8935 
    8936 Thread 0x00003764 (most recent call first):
    8937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8938   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8941 
    8942 Thread 0x00002048 (most recent call first):
    8943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    8944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    8945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    8946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    8947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    8948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    8949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    8950 Windows fatal exception: code 0x8001010e
    8951 
    8952 Thread 0x00003c48 (most recent call first):
    8953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    8954   File "C:Windows fatal exception: \Pcode 0xr8001010eo
    8955 
    8956 gram FilWindows fatal exception: ecode 0xs8001010e\
    8957 
    8958 ChWindows fatal exception: icode 0xm8001010ee
    8959 
    8960 raX 1.4.dev202201190733\bWindows fatal exception: icode 0xn8001010e\
    8961 
    8962 liWindows fatal exception: bcode 0x\8001010et
    8963 
    8964 hrWindows fatal exception: ecode 0xa8001010ed
    8965 
    8966 inWindows fatal exception: gcode 0x.8001010e
    8967 
    8968 pyWindows fatal exception: "code 0x, line 8001010e910
    8969 
    8970  in run
    8971 Windows fatal exception:   File code 0x"8001010eC
    8972 
    8973 :\PWindows fatal exception: rcode 0xo8001010eg
    8974 
    8975 ram Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8977 
    8978 Thread 0x0000366c (most recent call first):
    8979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    8980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8983 
    8984 Thread 0x00006558 (most recent call first):
    8985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    8986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    8987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    8988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    8989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8992 
    8993 Thread 0x00006788 (most recent call first):
    8994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    8995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    8996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    8997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    8998 
    8999 Thread 0x000028cc (most recent call first):
    9000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9004 
    9005 Thread 0x00006148 (most recent call first):
    9006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9010 
    9011 Thread 0x00000dd8 (most recent call first):
    9012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9016 
    9017 Thread 0x000052bc (most recent call first):
    9018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9022 
    9023 Thread 0x00002778 (most recent call first):
    9024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9028 
    9029 Thread 0x000067f8 (most recent call first):
    9030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9034 
    9035 Thread 0x00003764 (most recent call first):
    9036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9040 
    9041 Thread 0x00002048 (most recent call first):
    9042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9049 Windows fatal exception: code 0x8001010e
    9050 
    9051 Thread 0x00003c48 (most recent call first):
    9052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9056 
    9057 Thread 0x0000366c (most recent call first):
    9058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9062 
    9063 Thread 0x00006558 (most recent call first):
    9064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9071 
    9072 Thread 0x00006788 (most recent call first):
    9073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9077 
    9078 Thread 0x000028cc (most recent call first):
    9079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9083 
    9084 Thread 0x00006148 (most recent call first):
    9085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9089 
    9090 Thread 0x00000dd8 (most recent call first):
    9091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9095 
    9096 Thread 0x000052bc (most recent call first):
    9097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9101 
    9102 Thread 0x00002778 (most recent call first):
    9103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9107 
    9108 Thread 0x000067f8 (most recent call first):
    9109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9113 
    9114 Thread 0x00003764 (most recent call first):
    9115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9119 
    9120 Thread 0x00002048 (most recent call first):
    9121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9128 Windows fatal exception: code 0x8001010e
    9129 
    9130 Thread 0x00003c48 (most recent call first):
    9131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9135 
    9136 Thread 0x0000366c (most recent call first):
    9137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9141 
    9142 Thread 0x00006558 (most recent call first):
    9143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9150 
    9151 Thread 0x00006788 (most recent call first):
    9152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9156 
    9157 Thread 0x000028cc (most recent call first):
    9158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9162 
    9163 Thread 0x00006148 (most recent call first):
    9164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9168 
    9169 Thread 0x00000dd8 (most recent call first):
    9170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9174 
    9175 Thread 0x000052bc (most recent call first):
    9176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9180 
    9181 Thread 0x00002778 (most recent call first):
    9182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9186 
    9187 Thread 0x000067f8 (most recent call first):
    9188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9192 
    9193 Thread 0x00003764 (most recent call first):
    9194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9198 
    9199 Thread 0x00002048 (most recent call first):
    9200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9207 Windows fatal exception: code 0x8001010e
    9208 
    9209 Thread 0x00003c48 (most recent call first):
    9210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9214 
    9215 Thread 0x0000366c (most recent call first):
    9216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9220 
    9221 Thread 0x00006558 (most recent call first):
    9222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9229 
    9230 Thread 0x00006788 (most recent call first):
    9231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9235 
    9236 Thread 0x000028cc (most recent call first):
    9237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9241 
    9242 Thread 0x00006148 (most recent call first):
    9243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9247 
    9248 Thread 0x00000dd8 (most recent call first):
    9249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9253 
    9254 Thread 0x000052bc (most recent call first):
    9255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9259 
    9260 Thread 0x00002778 (most recent call first):
    9261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9265 
    9266 Thread 0x000067f8 (most recent call first):
    9267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9271 
    9272 Thread 0x00003764 (most recent call first):
    9273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9277 
    9278 Thread 0x00002048 (most recent call first):
    9279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9286 Windows fatal exception: code 0x8001010e
    9287 
    9288 Thread 0x00003c48 (most recent call first):
    9289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9293 
    9294 Thread 0x0000366c (most recent call first):
    9295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9299 
    9300 Thread 0x00006558 (most recent call first):
    9301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9308 
    9309 Thread 0x00006788 (most recent call first):
    9310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9314 
    9315 Thread 0x000028cc (most recent call first):
    9316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9320 
    9321 Thread 0x00006148 (most recent call first):
    9322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9326 
    9327 Thread 0x00000dd8 (most recent call first):
    9328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9332 
    9333 Thread 0x000052bc (most recent call first):
    9334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9338 
    9339 Thread 0x00002778 (most recent call first):
    9340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9344 
    9345 Thread 0x000067f8 (most recent call first):
    9346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9350 
    9351 Thread 0x00003764 (most recent call first):
    9352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9356 
    9357 Thread 0x00002048 (most recent call first):
    9358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9365 Windows fatal exception: code 0x8001010e
    9366 
    9367 Thread 0x00003c48 (most recent call first):
    9368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9372 
    9373 Thread 0x0000366c (most recent call first):
    9374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9378 
    9379 Thread 0x00006558 (most recent call first):
    9380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9387 
    9388 Thread 0x00006788 (most recent call first):
    9389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9393 
    9394 Thread 0x000028cc (most recent call first):
    9395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9399 
    9400 Thread 0x00006148 (most recent call first):
    9401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9405 
    9406 Thread 0x00000dd8 (most recent call first):
    9407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9411 
    9412 Thread 0x000052bc (most recent call first):
    9413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9417 
    9418 Thread 0x00002778 (most recent call first):
    9419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9423 
    9424 Thread 0x000067f8 (most recent call first):
    9425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9429 
    9430 Thread 0x00003764 (most recent call first):
    9431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9435 
    9436 Thread 0x00002048 (most recent call first):
    9437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9444 Windows fatal exception: code 0x8001010e
    9445 
    9446 Thread 0x00003c48 (most recent call first):
    9447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9451 
    9452 Thread 0x0000366c (most recent call first):
    9453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9457 
    9458 Thread 0x00006558 (most recent call first):
    9459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9466 
    9467 Thread 0x00006788 (most recent call first):
    9468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9472 
    9473 Thread 0x000028cc (most recent call first):
    9474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9478 
    9479 Thread 0x00006148 (most recent call first):
    9480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9484 
    9485 Thread 0x00000dd8 (most recent call first):
    9486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9490 
    9491 Thread 0x000052bc (most recent call first):
    9492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9496 
    9497 Thread 0x00002778 (most recent call first):
    9498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9502 
    9503 Thread 0x000067f8 (most recent call first):
    9504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9508 
    9509 Thread 0x00003764 (most recent call first):
    9510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9514 
    9515 Thread 0x00002048 (most recent call first):
    9516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9523 Windows fatal exception: code 0x8001010e
    9524 
    9525 Thread 0x00003c48 (most recent call first):
    9526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9530 
    9531 Thread 0x0000366c (most recent call first):
    9532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9536 
    9537 Thread 0x00006558 (most recent call first):
    9538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9545 
    9546 Thread 0x00006788 (most recent call first):
    9547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9551 
    9552 Thread 0x000028cc (most recent call first):
    9553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9557 
    9558 Thread 0x00006148 (most recent call first):
    9559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9563 
    9564 Thread 0x00000dd8 (most recent call first):
    9565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9569 
    9570 Thread 0x000052bc (most recent call first):
    9571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9575 
    9576 Thread 0x00002778 (most recent call first):
    9577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9581 
    9582 Thread 0x000067f8 (most recent call first):
    9583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9587 
    9588 Thread 0x00003764 (most recent call first):
    9589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9593 
    9594 Thread 0x00002048 (most recent call first):
    9595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9602 Windows fatal exception: code 0x8001010e
    9603 
    9604 Thread 0x00003c48 (most recent call first):
    9605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9609 
    9610 Thread 0x0000366c (most recent call first):
    9611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9615 
    9616 Thread 0x00006558 (most recent call first):
    9617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9624 
    9625 Thread 0x00006788 (most recent call first):
    9626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9630 
    9631 Thread 0x000028cc (most recent call first):
    9632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9636 
    9637 Thread 0x00006148 (most recent call first):
    9638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9642 
    9643 Thread 0x00000dd8 (most recent call first):
    9644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9648 
    9649 Thread 0x000052bc (most recent call first):
    9650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9654 
    9655 Thread 0x00002778 (most recent call first):
    9656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9660 
    9661 Thread 0x000067f8 (most recent call first):
    9662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9666 
    9667 Thread 0x00003764 (most recent call first):
    9668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9672 
    9673 Thread 0x00002048 (most recent call first):
    9674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9681 Windows fatal exception: code 0x8001010e
    9682 
    9683 Thread 0x00003c48 (most recent call first):
    9684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9688 
    9689 Thread 0x0000366c (most recent call first):
    9690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9694 
    9695 Thread 0x00006558 (most recent call first):
    9696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    9700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9703 
    9704 Thread 0x00006788 (most recent call first):
    9705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9709 
    9710 Thread 0x000028cc (most recent call first):
    9711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9715 
    9716 Thread 0x00006148 (most recent call first):
    9717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9721 
    9722 Thread 0x00000dd8 (most recent call first):
    9723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9727 
    9728 Thread 0x000052bc (most recent call first):
    9729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9733 
    9734 Thread 0x00002778 (most recent call first):
    9735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9739 
    9740 Thread 0x000067f8 (most recent call first):
    9741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9745 
    9746 Thread 0x00003764 (most recent call first):
    9747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9751 
    9752 Thread 0x00002048 (most recent call first):
    9753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    9754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    9755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    9756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    9757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    9758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    9759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    9760 Windows fatal exception: code 0x8001010e
    9761 
    9762 Thread 0x00003c48 (most recent call first):
    9763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    9764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9767 
    9768 Thread 0x0000366c (most recent call first):
    9769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    9770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9773 
    9774 Thread 0x00006558 (most recent call first):
    9775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    9776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    9777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    9778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workerWindows fatal exception: scode 0x
    9779 8001010e  File
    9780 
    9781 "C:\PrograWindows fatal exception: mcode 0x 8001010eF
    9782 
    9783 ilWindows fatal exception: ecode 0xs8001010e\
    9784 
    9785 ChimeraX 1.4.dev202201190733Windows fatal exception: \code 0xb8001010ei
    9786 
    9787 nWindows fatal exception: \code 0xl8001010ei
    9788 
    9789 b\Windows fatal exception: tcode 0xh8001010er
    9790 
    9791 eaWindows fatal exception: dcode 0xi8001010en
    9792 
    9793 g.Windows fatal exception: pcode 0xy8001010e"
    9794 
    9795 , line 910Windows fatal exception:  in code 0xr8001010eu
    9796 
    9797 n
    9798 Windows fatal exception:   File code 0x"8001010eC
    9799 
    9800 :\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9802 
    9803 Windows fatal exception: Thread 0xcode 0x000067888001010e (most recent call first):
    9804 
    9805 
    9806   File "CWindows fatal exception: :code 0x\8001010eP
    9807 
    9808 roWindows fatal exception: gcode 0xr8001010ea
    9809 
    9810 m Files\CWindows fatal exception: hcode 0xi8001010em
    9811 
    9812 eWindows fatal exception: rcode 0xa8001010eX
    9813 
    9814  Windows fatal exception: code 0x18001010e.
    9815 
    9816 4Windows fatal exception: .code 0xd8001010ee
    9817 
    9818 vWindows fatal exception: code 0x8001010e
    9819 
    9820 20Windows fatal exception: 2code 0x28001010e0
    9821 
    9822 11Windows fatal exception: 9code 0x08001010e7
    9823 
    9824 33\bin\lib\multiprocessing\pool.py", line 114 in worker
    9825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9828 
    9829 Thread 0x000028cc (most recent call first):
    9830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9834 
    9835 Thread 0xWindows fatal exception: 00006148code 0x (most recent call first):
    9836 8001010e  File
    9837 
    9838 "C:\Windows fatal exception: Pcode 0xr8001010eo
    9839 
    9840 grWindows fatal exception: acode 0xm8001010e
    9841 
    9842 Files\ChimeraX 1.4.dWindows fatal exception: ecode 0xv8001010e2
    9843 
    9844 022Windows fatal exception: 0code 0x18001010e1
    9845 
    9846 9Windows fatal exception: 0code 0x78001010e3
    9847 
    9848 3\Windows fatal exception: bcode 0xi8001010en
    9849 
    9850 \lWindows fatal exception: icode 0xb8001010e\
    9851 
    9852 muWindows fatal exception: lcode 0xt8001010ei
    9853 
    9854 prWindows fatal exception: ocode 0xc8001010ee
    9855 
    9856 ssing\pool.py", line 114 in worker
    9857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9858   File "C:\Program FWindows fatal exception: icode 0xl8001010ee
    9859 
    9860 s\CWindows fatal exception: hcode 0xi8001010em
    9861 
    9862 erWindows fatal exception: acode 0xX8001010e
    9863 
    9864 1.4.dev2Windows fatal exception: 0code 0x28001010e2
    9865 
    9866 01Windows fatal exception: 1code 0x98001010e0
    9867 
    9868 73Windows fatal exception: 3code 0x\8001010eb
    9869 
    9870 inWindows fatal exception: \code 0xl8001010ei
    9871 
    9872 bWindows fatal exception: \code 0xt8001010eh
    9873 
    9874 rWindows fatal exception: ecode 0xa8001010ed
    9875 
    9876 iWindows fatal exception: ncode 0xg8001010e.
    9877 
    9878 py", line 973 in _bootstrap_inner
    9879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9880 
    9881 Thread 0x00000dd8 (most recent call first):
    9882   File "C:\Program FiWindows fatal exception: lcode 0xe8001010es
    9883 
    9884 \ChimeWindows fatal exception: rcode 0xa8001010eX
    9885 
    9886 1.4.deWindows fatal exception: vcode 0x28001010e0
    9887 
    9888 2201190733\bin\lWindows fatal exception: icode 0xb8001010e\
    9889 
    9890 multiproWindows fatal exception: ccode 0xes8001010es
    9891 
    9892 ing\pWindows fatal exception: ocode 0xol8001010e.p
    9893 
    9894 y", line 114 in Windows fatal exception: wcode 0xo8001010er
    9895 
    9896 ker
    9897   File "Windows fatal exception: Ccode 0x:\8001010eP
    9898 
    9899 rograWindows fatal exception: mcode 0x 8001010eF
    9900 
    9901 iles\Windows fatal exception: Ccode 0xh8001010ei
    9902 
    9903 meraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9906 
    9907 Thread 0x000052bc (most recent call first):
    9908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    9910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    9911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    9912 
    9913 Thread 0x00002778 (most recent call first):
    9914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    9915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\libWindows fatal exception: \code 0xt8001010eh
    9916 
    9917 readiWindows fatal exception: ncode 0xg8001010e.
    9918 
    9919 pyWindows fatal exception: "code 0x, line 8001010e910
    9920 
    9921  in run
    9922   File "C:\PrograWindows fatal exception: mcode 0x 8001010eF
    9923 
    9924 ileWindows fatal exception: scode 0x\8001010eC
    9925 
    9926 hiWindows fatal exception: mcode 0xe8001010er
    9927 
    9928 aXWindows fatal exception:  code 0x18001010e.
    9929 
    9930 4Windows fatal exception: .code 0xd8001010ee
    9931 
    9932 vWindows fatal exception: 2code 0x0Windows fatal exception: 28001010ecode 0x2
    9933 
    9934 8001010eWindows fatal exception:
    9935 
    9936 0code 0x18001010e1Windows fatal exception:
    9937 
    9938 code 0x98001010e0
    9939 
    9940 733Windows fatal exception: \code 0xb8001010ei
    9941 
    9942 n\lib\threaWindows fatal exception: dcode 0xi8001010en
    9943 
    9944 gWindows fatal exception: .code 0xp8001010ey
    9945 
    9946 ", line Windows fatal exception: 973code 0x in 8001010e_
    9947 
    9948 Windows fatal exception: code 0x8001010e
    9949 
    9950 Windows fatal exception: code 0x8001010e
    9951 
    9952 bWindows fatal exception: ocode 0xo8001010et
    9953 
    9954 stWindows fatal exception: code 0x8001010er
    9955 
    9956 ap_inner
    9957   File "C:\Program Files\ChimeraX 1Windows fatal exception: .code 0x48001010e.
    9958 
    9959 devWindows fatal exception: 2code 0x08001010e2
    9960 
    9961 201Windows fatal exception: 1code 0x98001010e0
    9962 
    9963 733\bin\lWindows fatal exception: icode 0xb8001010e\
    9964 
    9965 thrWindows fatal exception: ecode 0xa8001010ed
    9966 
    9967 inWindows fatal exception: gcode 0x.8001010ep
    9968 
    9969 y"Windows fatal exception: , line code 0x9308001010e in
    9970 
    9971 _bWindows fatal exception: ocode 0xo8001010et
    9972 
    9973 stWindows fatal exception: rcode 0xa8001010ep
    9974 
    9975 
    9976 
    9977 Windows fatal exception: Thread 0xcode 0x000067f88001010e (most recent call first):
    9978 
    9979 
    9980   File "C:\Program Files\ChiWindows fatal exception: code 0xm8001010ee
    9981 
    9982 raX Windows fatal exception: 1code 0x.8001010e4
    9983 
    9984 .Windows fatal exception: code 0xd8001010ee
    9985 
    9986 v2022011907Windows fatal exception: 3code 0x38001010e\
    9987 
    9988 biWindows fatal exception: ncode 0x\8001010el
    9989 
    9990 iWindows fatal exception: bcode 0xWindows fatal exception: 8001010ecode 0x\8001010e
    9991 
    9992 m
    9993 
    9994 uWindows fatal exception: lcode 0xt8001010eWindows fatal exception: i
    9995 
    9996 code 0xpWindows fatal exception: rcode 0x8001010e8001010e
    9997 
    9998 o
    9999 
    10000 Windows fatal exception: ccode 0xe8001010es
    10001 
    10002 sWindows fatal exception: icode 0xn8001010eWindows fatal exception:
    10003 
    10004 code 0xg8001010eWindows fatal exception:
    10005 
    10006 \code 0xWindows fatal exception: 8001010ecode 0xp8001010e
    10007 
    10008 oWindows fatal exception:
    10009 
    10010 code 0xo8001010el
    10011 
    10012 .pWindows fatal exception: ycode 0x"8001010e, line
    10013 
    10014 114Windows fatal exception:  in code 0xw8001010eo
    10015 
    10016 rkWindows fatal exception: ecode 0xr8001010e
    10017 
    10018 
    10019   File Windows fatal exception: "code 0xC8001010e
    10020 
    10021 :\PWindows fatal exception: rcode 0xo8001010eg
    10022 
    10023 ram FiWindows fatal exception: lcode 0xe8001010es
    10024 
    10025 \CWindows fatal exception: hcode 0xi8001010em
    10026 
    10027 eraX 1.Windows fatal exception: 4code 0x.8001010ed
    10028 
    10029 evWindows fatal exception: 2code 0x08001010e2
    10030 
    10031 20Windows fatal exception: 1code 0x18001010e9
    10032 
    10033 07Windows fatal exception: 3code 0x38001010e\
    10034 
    10035 biWindows fatal exception: ncode 0x\8001010el
    10036 
    10037 ibWindows fatal exception: \code 0xtWindows fatal exception: 8001010ecode 0xh
    10038 
    10039 r8001010eWindows fatal exception: ecode 0xa
    10040 
    10041 8001010ed
    10042 
    10043 iWindows fatal exception: ncode 0xg8001010e.
    10044 
    10045 pyWindows fatal exception: "code 0x, line 8001010e910
    10046 
    10047  in run
    10048   File "Windows fatal exception: Ccode 0x:8001010e\
    10049 
    10050 PrWindows fatal exception: ocode 0xg8001010er
    10051 
    10052 amWindows fatal exception:  code 0xF8001010ei
    10053 
    10054 leWindows fatal exception: scode 0x\8001010eC
    10055 
    10056 hiWindows fatal exception: mcode 0xe8001010er
    10057 
    10058 aXWindows fatal exception:  1code 0x.8001010e4
    10059 
    10060 .dWindows fatal exception: ecode 0xv8001010e2
    10061 
    10062 Windows fatal exception: 0code 0x28001010e2
    10063 
    10064 011Windows fatal exception: 9code 0x08001010e7
    10065 
    10066 33Windows fatal exception: \code 0xb8001010ei
    10067 
    10068 n\lib\tWindows fatal exception: hcode 0xr8001010ee
    10069 
    10070 adWindows fatal exception: icode 0xn8001010eg
    10071 
    10072 .pWindows fatal exception: ycode 0x"8001010e, line
    10073 
    10074 973Windows fatal exception:  in _code 0xb8001010eo
    10075 
    10076 oWindows fatal exception: tcode 0xs8001010e
    10077 
    10078 tWindows fatal exception: rWindows fatal exception: acode 0xcode 0xp8001010e_
    10079 
    10080 8001010ei
    10081 
    10082 nWindows fatal exception: nWindows fatal exception: code 0xe8001010ercode 0x
    10083 
    10084 8001010e
    10085 
    10086 
    10087   File "CWindows fatal exception: :code 0x\8001010eP
    10088 
    10089 rogram Windows fatal exception: Fcode 0xil8001010ee
    10090 
    10091 s\Windows fatal exception: Ccode 0xh8001010ei
    10092 
    10093 meWindows fatal exception: rcode 0xa8001010eX
    10094 
    10095  1Windows fatal exception: .Windows fatal exception: 4code 0x.code 0xd8001010e8001010e
    10096 
    10097 e
    10098 
    10099 Windows fatal exception: vcode 0xWindows fatal exception: 2code 0x8001010e08001010e2
    10100 
    10101 2
    10102 
    10103 Windows fatal exception: 0code 0xWindows fatal exception: 18001010ecode 0x18001010e9
    10104 
    10105 
    10106 
    10107 07Windows fatal exception: 3Windows fatal exception: 3code 0x\code 0x8001010eb8001010e
    10108 
    10109 
    10110 
    10111 Windows fatal exception: icode 0xn8001010e\
    10112 
    10113 lWindows fatal exception: icode 0xb8001010e\
    10114 
    10115 tWindows fatal exception: code 0xh8001010er
    10116 
    10117 eWindows fatal exception: acode 0xd8001010ei
    10118 
    10119 nWindows fatal exception: gcode 0x.8001010ep
    10120 
    10121 yWindows fatal exception: "code 0x, line 8001010e930
    10122 
    10123  in _bootstrap
    10124 
    10125 Thread 0x00003764 (most recent call first):
    10126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10130 
    10131 Thread 0x00002048 (most recent call first):
    10132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10139 Windows fatal exception: code 0x8001010e
    10140 
    10141 Thread 0x00003c48 (most recent call first):
    10142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10146 
    10147 Thread 0x0000366c (most recent call first):
    10148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10152 
    10153 Thread 0x00006558 (most recent call first):
    10154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.pyWindows fatal exception: ", line code 0x8848001010e in
    10156 
    10157 wait
    10158 Windows fatal exception:   File code 0x"8001010eC
    10159 
    10160 :Windows fatal exception: \code 0xP8001010er
    10161 
    10162 ogram Files\ChimWindows fatal exception: ecode 0xr8001010ea
    10163 
    10164 X Windows fatal exception: 1code 0x.8001010e4
    10165 
    10166 .dWindows fatal exception: ecode 0xv8001010e20
    10167 
    10168 22Windows fatal exception: 0code 0x18001010e1
    10169 
    10170 90Windows fatal exception: 7code 0x38001010e3
    10171 
    10172 \bWindows fatal exception: icode 0xn8001010e\
    10173 
    10174 liWindows fatal exception: bcode 0x\8001010em
    10175 
    10176 ultiprocessing\pool.py", line 499 in _wait_for_updates
    10177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10179   File "C:\ProgrWindows fatal exception: acode 0xm8001010e
    10180 
    10181 FileWindows fatal exception: scode 0x\8001010eC
    10182 
    10183 himWindows fatal exception: ecode 0xr8001010ea
    10184 
    10185 X 1.4.dev20220Windows fatal exception: 1code 0x18001010e9
    10186 
    10187 073Windows fatal exception: 3code 0x\8001010eb
    10188 
    10189 inWindows fatal exception: \code 0xl8001010ei
    10190 
    10191 b\Windows fatal exception: tcode 0xh8001010er
    10192 
    10193 eaWindows fatal exception: dcode 0xi8001010en
    10194 
    10195 g.pWindows fatal exception: ycode 0x"8001010e, line 973 in
    10196 
    10197 _boWindows fatal exception: ocode 0xt8001010es
    10198 
    10199 trap_inner
    10200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10201 
    10202 Thread 0x00006788 (most recent call first):
    10203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lWindows fatal exception: code 0xi8001010eb
    10204 
    10205 \muWindows fatal exception: lcode 0xt8001010eip
    10206 
    10207 roWindows fatal exception: ccode 0xe8001010es
    10208 
    10209 sing\pool.pWindows fatal exception: ycode 0x"8001010e, line
    10210 
    10211 114 in Windows fatal exception: wcode 0xo8001010er
    10212 
    10213 kerWindows fatal exception:
    10214 code 0x  File 8001010e"
    10215 
    10216 C:Windows fatal exception: \code 0xP8001010er
    10217 
    10218 ogrWindows fatal exception: acode 0xm8001010e
    10219 
    10220 FilWindows fatal exception: ecode 0xs8001010e\
    10221 
    10222 ChWindows fatal exception: icode 0xm8001010ee
    10223 
    10224 raX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10227 
    10228 Thread 0x000028cc (most recent call first):
    10229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.pyWindows fatal exception: "code 0x, line 8001010e114
    10230 
    10231  in workeWindows fatal exception: rcode 0x
    10232 8001010e  File
    10233 
    10234 "C:Windows fatal exception: \code 0xP8001010er
    10235 
    10236 ogram Files\Windows fatal exception: Ccode 0xh8001010ei
    10237 
    10238 merWindows fatal exception: acode 0xX8001010e
    10239 
    10240 1.Windows fatal exception: 4code 0x.8001010ed
    10241 
    10242 ev2Windows fatal exception: 0code 0x28001010e2
    10243 
    10244 0119073Windows fatal exception: 3code 0x\8001010eb
    10245 
    10246 inWindows fatal exception: \lib\code 0xt8001010eh
    10247 
    10248 reWindows fatal exception: acode 0xd8001010ei
    10249 
    10250 ng.py", line 910 in run
    10251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10253 
    10254 Thread 0x00006148 (most recent call first):
    10255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10259 
    10260 Thread 0x00000dd8 (most recent call first):
    10261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10265 
    10266 Thread 0x000052bc (most recent call first):
    10267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10271 
    10272 Thread 0x00002778 (most recent call first):
    10273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10277 
    10278 Thread 0x000067f8 (most recent call first):
    10279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10283 
    10284 Thread 0x00003764 (most recent call first):
    10285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10289 
    10290 Thread 0x00002048 (most recent call first):
    10291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10298 Windows fatal exception: code 0x8001010e
    10299 
    10300 Thread 0x00003c48 (most recent call first):
    10301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10305 
    10306 Thread 0x0000366c (most recent call first):
    10307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10311 
    10312 Thread 0x00006558 (most recent call first):
    10313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10320 
    10321 Thread 0x00006788 (most recent call first):
    10322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10326 
    10327 Thread 0x000028cc (most recent call first):
    10328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10332 
    10333 Thread 0x00006148 (most recent call first):
    10334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10338 
    10339 Thread 0x00000dd8 (most recent call first):
    10340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10344 
    10345 Thread 0x000052bc (most recent call first):
    10346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10350 
    10351 Thread 0x00002778 (most recent call first):
    10352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10356 
    10357 Thread 0x000067f8 (most recent call first):
    10358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10362 
    10363 Thread 0x00003764 (most recent call first):
    10364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10368 
    10369 Thread 0x00002048 (most recent call first):
    10370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10377 Windows fatal exception: code 0x8001010e
    10378 
    10379 Thread 0x00003c48 (most recent call first):
    10380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10384 
    10385 Thread 0x0000366c (most recent call first):
    10386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10390 
    10391 Thread 0x00006558 (most recent call first):
    10392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10399 
    10400 Thread 0x00006788 (most recent call first):
    10401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10405 
    10406 Thread 0x000028cc (most recent call first):
    10407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10411 
    10412 Thread 0x00006148 (most recent call first):
    10413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10417 
    10418 Thread 0x00000dd8 (most recent call first):
    10419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10423 
    10424 Thread 0x000052bc (most recent call first):
    10425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10429 
    10430 Thread 0x00002778 (most recent call first):
    10431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10435 
    10436 Thread 0x000067f8 (most recent call first):
    10437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10441 
    10442 Thread 0x00003764 (most recent call first):
    10443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10447 
    10448 Thread 0x00002048 (most recent call first):
    10449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10456 Windows fatal exception: code 0x8001010e
    10457 
    10458 Thread 0x00003c48 (most recent call first):
    10459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10463 
    10464 Thread 0x0000366c (most recent call first):
    10465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10469 
    10470 Thread 0x00006558 (most recent call first):
    10471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10478 
    10479 Thread 0x00006788 (most recent call first):
    10480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10484 
    10485 Thread 0x000028cc (most recent call first):
    10486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10490 
    10491 Thread 0x00006148 (most recent call first):
    10492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10496 
    10497 Thread 0x00000dd8 (most recent call first):
    10498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10502 
    10503 Thread 0x000052bc (most recent call first):
    10504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10508 
    10509 Thread 0x00002778 (most recent call first):
    10510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10514 
    10515 Thread 0x000067f8 (most recent call first):
    10516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10520 
    10521 Thread 0x00003764 (most recent call first):
    10522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10526 
    10527 Thread 0x00002048 (most recent call first):
    10528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10535 Windows fatal exception: code 0x8001010e
    10536 
    10537 Thread 0x00003c48 (most recent call first):
    10538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10542 
    10543 Thread 0x0000366c (most recent call first):
    10544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10548 
    10549 Thread 0x00006558 (most recent call first):
    10550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10557 
    10558 Thread 0x00006788 (most recent call first):
    10559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10563 
    10564 Thread 0x000028cc (most recent call first):
    10565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10569 
    10570 Thread 0x00006148 (most recent call first):
    10571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10575 
    10576 Thread 0x00000dd8 (most recent call first):
    10577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10581 
    10582 Thread 0x000052bc (most recent call first):
    10583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10587 
    10588 Thread 0x00002778 (most recent call first):
    10589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10593 
    10594 Thread 0x000067f8 (most recent call first):
    10595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10599 
    10600 Thread 0x00003764 (most recent call first):
    10601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10605 
    10606 Thread 0x00002048 (most recent call first):
    10607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10614 Windows fatal exception: code 0x8001010e
    10615 
    10616 Thread 0x00003c48 (most recent call first):
    10617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10621 
    10622 Thread 0x0000366c (most recent call first):
    10623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10627 
    10628 Thread 0x00006558 (most recent call first):
    10629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10636 
    10637 Thread 0x00006788 (most recent call first):
    10638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10642 
    10643 Thread 0x000028cc (most recent call first):
    10644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10648 
    10649 Thread 0x00006148 (most recent call first):
    10650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10654 
    10655 Thread 0x00000dd8 (most recent call first):
    10656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10660 
    10661 Thread 0x000052bc (most recent call first):
    10662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10666 
    10667 Thread 0x00002778 (most recent call first):
    10668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10672 
    10673 Thread 0x000067f8 (most recent call first):
    10674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10678 
    10679 Thread 0x00003764 (most recent call first):
    10680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10684 
    10685 Thread 0x00002048 (most recent call first):
    10686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10693 Windows fatal exception: code 0x8001010e
    10694 
    10695 Thread 0x00003c48 (most recent call first):
    10696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10700 
    10701 Thread 0x0000366c (most recent call first):
    10702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10706 
    10707 Thread 0x00006558 (most recent call first):
    10708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10715 
    10716 Thread 0x00006788 (most recent call first):
    10717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10721 
    10722 Thread 0x000028cc (most recent call first):
    10723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10727 
    10728 Thread 0x00006148 (most recent call first):
    10729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10733 
    10734 Thread 0x00000dd8 (most recent call first):
    10735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10739 
    10740 Thread 0x000052bc (most recent call first):
    10741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10745 
    10746 Thread 0x00002778 (most recent call first):
    10747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10751 
    10752 Thread 0x000067f8 (most recent call first):
    10753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10757 
    10758 Thread 0x00003764 (most recent call first):
    10759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10763 
    10764 Thread 0x00002048 (most recent call first):
    10765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10772 Windows fatal exception: code 0x8001010e
    10773 
    10774 Thread 0x00003c48 (most recent call first):
    10775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10779 
    10780 Thread 0x0000366c (most recent call first):
    10781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10785 
    10786 Thread 0x00006558 (most recent call first):
    10787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10794 
    10795 Thread 0x00006788 (most recent call first):
    10796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10800 
    10801 Thread 0x000028cc (most recent call first):
    10802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10806 
    10807 Thread 0x00006148 (most recent call first):
    10808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10812 
    10813 Thread 0x00000dd8 (most recent call first):
    10814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10818 
    10819 Thread 0x000052bc (most recent call first):
    10820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10824 
    10825 Thread 0x00002778 (most recent call first):
    10826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10830 
    10831 Thread 0x000067f8 (most recent call first):
    10832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10836 
    10837 Thread 0x00003764 (most recent call first):
    10838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10842 
    10843 Thread 0x00002048 (most recent call first):
    10844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10851 Windows fatal exception: code 0x8001010e
    10852 
    10853 Thread 0x00003c48 (most recent call first):
    10854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10858 
    10859 Thread 0x0000366c (most recent call first):
    10860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10864 
    10865 Thread 0x00006558 (most recent call first):
    10866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10873 
    10874 Thread 0x00006788 (most recent call first):
    10875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10879 
    10880 Thread 0x000028cc (most recent call first):
    10881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10885 
    10886 Thread 0x00006148 (most recent call first):
    10887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10891 
    10892 Thread 0x00000dd8 (most recent call first):
    10893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10897 
    10898 Thread 0x000052bc (most recent call first):
    10899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10903 
    10904 Thread 0x00002778 (most recent call first):
    10905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10909 
    10910 Thread 0x000067f8 (most recent call first):
    10911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10915 
    10916 Thread 0x00003764 (most recent call first):
    10917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10921 
    10922 Thread 0x00002048 (most recent call first):
    10923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    10924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    10925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    10926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    10927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    10928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    10929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    10930 Windows fatal exception: code 0x8001010e
    10931 
    10932 Thread 0x00003c48 (most recent call first):
    10933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    10934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py"Windows fatal exception: , line code 0x9108001010e in
    10935 
    10936 run
    10937   File "C:\Windows fatal exception: Pcode 0xr8001010eo
    10938 
    10939 graWindows fatal exception: mcode 0x 8001010eF
    10940 
    10941 iles\ChimeraX 1.4.dev2022011Windows fatal exception: 907Windows fatal exception: code 0x3code 0x38001010e\
    10942 
    10943 b8001010eiWindows fatal exception: ncode 0x\8001010el
    10944 
    10945 
    10946 
    10947 ibWindows fatal exception: \code 0xWindows fatal exception: 8001010et
    10948 
    10949 code 0xWindows fatal exception: hcode 0x8001010e8001010e
    10950 
    10951 
    10952 
    10953 reaWindows fatal exception: dcode 0xWindows fatal exception: 8001010ei
    10954 
    10955 code 0xWindows fatal exception: ncode 0xg8001010e.
    10956 
    10957 pyWindows fatal exception: "code 0x8001010e8001010e, line
    10958 
    10959 973
    10960 
    10961  in _bootstrap_inner
    10962   File "Windows fatal exception: Ccode 0x:8001010e\
    10963 
    10964 ProWindows fatal exception: gcode 0xr8001010ea
    10965 
    10966 m FilWindows fatal exception: ecode 0xs8001010e\
    10967 
    10968 ChiWindows fatal exception: mcode 0xe8001010er
    10969 
    10970 aX Windows fatal exception: 1code 0x.8001010e4
    10971 
    10972 .deWindows fatal exception: vcode 0x28001010e0
    10973 
    10974 220Windows fatal exception: 1code 0x18001010e9
    10975 
    10976 0733\bin\lib\threading.py", line 930 in _bootstrap
    10977 
    10978 Thread 0x0000366c (most recent call first):
    10979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    10980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10983 
    10984 Thread 0x00006558 (most recent call first):
    10985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    10986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    10987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    10988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    10989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10992 
    10993 Thread 0x00006788 (most recent call first):
    10994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    10995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    10996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    10997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    10998 
    10999 Thread 0x000028cc (most recent call first):
    11000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11004 
    11005 Thread 0x00006148 (most recent call first):
    11006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11010 
    11011 Thread 0x00000dd8 (most recent call first):
    11012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11016 
    11017 Thread 0x000052bc (most recent call first):
    11018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11022 
    11023 Thread 0x00002778 (most recent call first):
    11024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11028 
    11029 Thread 0x000067f8 (most recent call first):
    11030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11034 
    11035 Thread 0x00003764 (most recent call first):
    11036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11040 
    11041 Thread 0x00002048 (most recent call first):
    11042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11049 Windows fatal exception: code 0x8001010e
    11050 
    11051 Thread 0x00003c48 (most recent call first):
    11052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11056 
    11057 Thread 0x0000366c (most recent call first):
    11058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11062 
    11063 Thread 0x00006558 (most recent call first):
    11064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11071 
    11072 Thread 0x00006788 (most recent call first):
    11073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11077 
    11078 Thread 0x000028cc (most recent call first):
    11079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11083 
    11084 Thread 0x00006148 (most recent call first):
    11085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11089 
    11090 Thread 0x00000dd8 (most recent call first):
    11091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11095 
    11096 Thread 0x000052bc (most recent call first):
    11097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11101 
    11102 Thread 0x00002778 (most recent call first):
    11103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11107 
    11108 Thread 0x000067f8 (most recent call first):
    11109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11113 
    11114 Thread 0x00003764 (most recent call first):
    11115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11119 
    11120 Thread 0x00002048 (most recent call first):
    11121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11128 Windows fatal exception: code 0x8001010e
    11129 
    11130 Thread 0x00003c48 (most recent call first):
    11131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11135 
    11136 Thread 0x0000366c (most recent call first):
    11137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11141 
    11142 Thread 0x00006558 (most recent call first):
    11143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11150 
    11151 Thread 0x00006788 (most recent call first):
    11152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11156 
    11157 Thread 0x000028cc (most recent call first):
    11158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11162 
    11163 Thread 0x00006148 (most recent call first):
    11164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11168 
    11169 Thread 0x00000dd8 (most recent call first):
    11170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11174 
    11175 Thread 0x000052bc (most recent call first):
    11176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11180 
    11181 Thread 0x00002778 (most recent call first):
    11182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11186 
    11187 Thread 0x000067f8 (most recent call first):
    11188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11192 
    11193 Thread 0x00003764 (most recent call first):
    11194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11198 
    11199 Thread 0x00002048 (most recent call first):
    11200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11207 Windows fatal exception: code 0x8001010e
    11208 
    11209 Thread 0x00003c48 (most recent call first):
    11210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11214 
    11215 Thread 0x0000366c (most recent call first):
    11216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11220 
    11221 Thread 0x00006558 (most recent call first):
    11222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11229 
    11230 Thread 0x00006788 (most recent call first):
    11231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11235 
    11236 Thread 0x000028cc (most recent call first):
    11237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11241 
    11242 Thread 0x00006148 (most recent call first):
    11243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11247 
    11248 Thread 0x00000dd8 (most recent call first):
    11249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11253 
    11254 Thread 0x000052bc (most recent call first):
    11255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11259 
    11260 Thread 0x00002778 (most recent call first):
    11261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11265 
    11266 Thread 0x000067f8 (most recent call first):
    11267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11271 
    11272 Thread 0x00003764 (most recent call first):
    11273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11277 
    11278 Thread 0x00002048 (most recent call first):
    11279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11286 Windows fatal exception: code 0x8001010e
    11287 
    11288 Thread 0x00003c48 (most recent call first):
    11289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11293 
    11294 Thread 0x0000366c (most recent call first):
    11295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11299 
    11300 Thread 0x00006558 (most recent call first):
    11301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11308 
    11309 Thread 0x00006788 (most recent call first):
    11310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11314 
    11315 Thread 0x000028cc (most recent call first):
    11316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11320 
    11321 Thread 0x00006148 (most recent call first):
    11322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11326 
    11327 Thread 0x00000dd8 (most recent call first):
    11328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11332 
    11333 Thread 0x000052bc (most recent call first):
    11334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11338 
    11339 Thread 0x00002778 (most recent call first):
    11340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11344 
    11345 Thread 0x000067f8 (most recent call first):
    11346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11350 
    11351 Thread 0x00003764 (most recent call first):
    11352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11356 
    11357 Thread 0x00002048 (most recent call first):
    11358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11365 Windows fatal exception: code 0x8001010e
    11366 
    11367 Thread 0x00003c48 (most recent call first):
    11368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11372 
    11373 Thread 0x0000366c (most recent call first):
    11374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11378 
    11379 Thread 0x00006558 (most recent call first):
    11380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11387 
    11388 Thread 0x00006788 (most recent call first):
    11389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11393 
    11394 Thread 0x000028cc (most recent call first):
    11395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11399 
    11400 Thread 0x00006148 (most recent call first):
    11401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11405 
    11406 Thread 0x00000dd8 (most recent call first):
    11407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11411 
    11412 Thread 0x000052bc (most recent call first):
    11413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11417 
    11418 Thread 0x00002778 (most recent call first):
    11419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11423 
    11424 Thread 0x000067f8 (most recent call first):
    11425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11429 
    11430 Thread 0x00003764 (most recent call first):
    11431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11435 
    11436 Thread 0x00002048 (most recent call first):
    11437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11444 Windows fatal exception: code 0x8001010e
    11445 
    11446 Thread 0x00003c48 (most recent call first):
    11447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11451 
    11452 Thread 0x0000366c (most recent call first):
    11453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11457 
    11458 Thread 0x00006558 (most recent call first):
    11459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11466 
    11467 Thread 0x00006788 (most recent call first):
    11468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11472 
    11473 Thread 0x000028cc (most recent call first):
    11474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11478 
    11479 Thread 0x00006148 (most recent call first):
    11480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11484 
    11485 Thread 0x00000dd8 (most recent call first):
    11486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11490 
    11491 Thread 0x000052bc (most recent call first):
    11492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11496 
    11497 Thread 0x00002778 (most recent call first):
    11498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11502 
    11503 Thread 0x000067f8 (most recent call first):
    11504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11508 
    11509 Thread 0x00003764 (most recent call first):
    11510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11514 
    11515 Thread 0x00002048 (most recent call first):
    11516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11523 Windows fatal exception: code 0x8001010e
    11524 
    11525 Thread 0x00003c48 (most recent call first):
    11526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11530 
    11531 Thread 0x0000366c (most recent call first):
    11532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11536 
    11537 Thread 0x00006558 (most recent call first):
    11538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11545 
    11546 Thread 0x00006788 (most recent call first):
    11547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11551 
    11552 Thread 0x000028cc (most recent call first):
    11553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11557 
    11558 Thread 0x00006148 (most recent call first):
    11559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11563 
    11564 Thread 0x00000dd8 (most recent call first):
    11565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11569 
    11570 Thread 0x000052bc (most recent call first):
    11571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11575 
    11576 Thread 0x00002778 (most recent call first):
    11577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11581 
    11582 Thread 0x000067f8 (most recent call first):
    11583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11587 
    11588 Thread 0x00003764 (most recent call first):
    11589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11593 
    11594 Thread 0x00002048 (most recent call first):
    11595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11602 Windows fatal exception: code 0x8001010e
    11603 
    11604 Thread 0x00003c48 (most recent call first):
    11605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11609 
    11610 Thread 0x0000366c (most recent call first):
    11611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11615 
    11616 Thread 0x00006558 (most recent call first):
    11617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11624 
    11625 Thread 0x00006788 (most recent call first):
    11626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11630 
    11631 Thread 0x000028cc (most recent call first):
    11632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11636 
    11637 Thread 0x00006148 (most recent call first):
    11638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11642 
    11643 Thread 0x00000dd8 (most recent call first):
    11644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11648 
    11649 Thread 0x000052bc (most recent call first):
    11650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11654 
    11655 Thread 0x00002778 (most recent call first):
    11656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11660 
    11661 Thread 0x000067f8 (most recent call first):
    11662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11666 
    11667 Thread 0x00003764 (most recent call first):
    11668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11672 
    11673 Thread 0x00002048 (most recent call first):
    11674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11681 Windows fatal exception: code 0x8001010e
    11682 
    11683 Thread 0x00003c48 (most recent call first):
    11684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11688 
    11689 Thread 0x0000366c (most recent call first):
    11690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11694 
    11695 Thread 0x00006558 (most recent call first):
    11696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11703 
    11704 Thread 0x00006788 (most recent call first):
    11705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11709 
    11710 Thread 0x000028cc (most recent call first):
    11711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11715 
    11716 Thread 0x00006148 (most recent call first):
    11717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11721 
    11722 Thread 0x00000dd8 (most recent call first):
    11723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11727 
    11728 Thread 0x000052bc (most recent call first):
    11729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11733 
    11734 Thread 0x00002778 (most recent call first):
    11735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11739 
    11740 Thread 0x000067f8 (most recent call first):
    11741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11745 
    11746 Thread 0x00003764 (most recent call first):
    11747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11751 
    11752 Thread 0x00002048 (most recent call first):
    11753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11760 Windows fatal exception: code 0x8001010e
    11761 
    11762 Thread 0x00003c48 (most recent call first):
    11763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.pWindows fatal exception: ycode 0x"8001010e, line
    11765 
    11766 910 in runWindows fatal exception:
    11767 code 0x  File 8001010e"
    11768 
    11769 CWindows fatal exception: :code 0x\8001010eWindows fatal exception:
    11770 
    11771 Pcode 0xr8001010eWindows fatal exception: ocode 0xg8001010er
    11772 
    11773 a
    11774 
    11775 Windows fatal exception: mcode 0x 8001010eF
    11776 
    11777 iles\ChimeraX 1Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e.
    11778 
    11779 4
    11780 
    11781 .Windows fatal exception: dcode 0xWindows fatal exception: ecode 0x8001010ev
    11782 
    11783 28001010eWindows fatal exception:
    11784 
    11785 code 0x8001010e0
    11786 
    11787 Windows fatal exception: 2code 0xWindows fatal exception: 28001010ecode 0x0
    11788 
    11789 8001010e1
    11790 
    11791 Windows fatal exception: 1Windows fatal exception: 9code 0xcode 0x08001010e7
    11792 
    11793 8001010e3Windows fatal exception:
    11794 
    11795 code 0x38001010eWindows fatal exception:
    11796 
    11797 code 0x\Windows fatal exception: bcode 0xi8001010e8001010e
    11798 
    11799 
    11800 
    11801 n\Windows fatal exception: lcode 0xi8001010eb
    11802 
    11803 \tWindows fatal exception: hcode 0xr8001010ee
    11804 
    11805 ading.py", line 973 in _bootstrap_inner
    11806   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11807 
    11808 Thread 0x0000366c (most recent call first):
    11809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11812   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11813 
    11814 Thread 0x00006558 (most recent call first):
    11815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11818   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11822 
    11823 Thread 0x00006788 (most recent call first):
    11824   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11828 
    11829 Thread 0x000028cc (most recent call first):
    11830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11834 
    11835 Thread 0x00006148 (most recent call first):
    11836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11840 
    11841 Thread 0x00000dd8 (most recent call first):
    11842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11846 
    11847 Thread 0x000052bc (most recent call first):
    11848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11852 
    11853 Thread 0x00002778 (most recent call first):
    11854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11858 
    11859 Thread 0x000067f8 (most recent call first):
    11860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11864 
    11865 Thread 0x00003764 (most recent call first):
    11866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11870 
    11871 Thread 0x00002048 (most recent call first):
    11872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11879 Windows fatal exception: code 0x8001010e
    11880 
    11881 Thread 0x00003c48 (most recent call first):
    11882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11886 
    11887 Thread 0x0000366c (most recent call first):
    11888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11892 
    11893 Thread 0x00006558 (most recent call first):
    11894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11901 
    11902 Thread 0x00006788 (most recent call first):
    11903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11907 
    11908 Thread 0x000028cc (most recent call first):
    11909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11913 
    11914 Thread 0x00006148 (most recent call first):
    11915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11919 
    11920 Thread 0x00000dd8 (most recent call first):
    11921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11925 
    11926 Thread 0x000052bc (most recent call first):
    11927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11931 
    11932 Thread 0x00002778 (most recent call first):
    11933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11937 
    11938 Thread 0x000067f8 (most recent call first):
    11939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11943 
    11944 Thread 0x00003764 (most recent call first):
    11945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11949 
    11950 Thread 0x00002048 (most recent call first):
    11951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    11952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    11953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    11954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    11955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    11956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    11957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    11958 Windows fatal exception: code 0x8001010e
    11959 
    11960 Thread 0x00003c48 (most recent call first):
    11961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    11962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11965 
    11966 Thread 0x0000366c (most recent call first):
    11967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    11968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11971 
    11972 Thread 0x00006558 (most recent call first):
    11973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    11974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    11975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    11976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    11977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11980 
    11981 Thread 0x00006788 (most recent call first):
    11982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11986 
    11987 Thread 0x000028cc (most recent call first):
    11988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11992 
    11993 Thread 0x00006148 (most recent call first):
    11994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    11995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    11996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    11997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    11998 
    11999 Thread 0x00000dd8 (most recent call first):
    12000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12004 
    12005 Thread 0x000052bc (most recent call first):
    12006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12010 
    12011 Thread 0x00002778 (most recent call first):
    12012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12016 
    12017 Thread 0x000067f8 (most recent call first):
    12018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12022 
    12023 Thread 0x00003764 (most recent call first):
    12024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12028 
    12029 Thread 0x00002048 (most recent call first):
    12030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12037 Windows fatal exception: code 0x8001010e
    12038 
    12039 Thread 0x00003c48 (most recent call first):
    12040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12044 
    12045 Thread 0x0000366c (most recent call first):
    12046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12050 
    12051 Thread 0x00006558 (most recent call first):
    12052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12059 
    12060 Thread 0x00006788 (most recent call first):
    12061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12065 
    12066 Thread 0x000028cc (most recent call first):
    12067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12071 
    12072 Thread 0x00006148 (most recent call first):
    12073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12077 
    12078 Thread 0x00000dd8 (most recent call first):
    12079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12083 
    12084 Thread 0x000052bc (most recent call first):
    12085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12089 
    12090 Thread 0x00002778 (most recent call first):
    12091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12095 
    12096 Thread 0x000067f8 (most recent call first):
    12097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12101 
    12102 Thread 0x00003764 (most recent call first):
    12103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12107 
    12108 Thread 0x00002048 (most recent call first):
    12109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12114   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12116 Windows fatal exception: code 0x8001010e
    12117 
    12118 Thread 0x00003c48 (most recent call first):
    12119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12120   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12123 
    12124 Thread 0x0000366c (most recent call first):
    12125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12129 
    12130 Thread 0x00006558 (most recent call first):
    12131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12138 
    12139 Thread 0x00006788 (most recent call first):
    12140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12144 
    12145 Thread 0x000028cc (most recent call first):
    12146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12150 
    12151 Thread 0x00006148 (most recent call first):
    12152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12156 
    12157 Thread 0x00000dd8 (most recent call first):
    12158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12162 
    12163 Thread 0x000052bc (most recent call first):
    12164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12168 
    12169 Thread 0x00002778 (most recent call first):
    12170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12174 
    12175 Thread 0x000067f8 (most recent call first):
    12176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12180 
    12181 Thread 0x00003764 (most recent call first):
    12182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12186 
    12187 Thread 0x00002048 (most recent call first):
    12188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12195 Windows fatal exception: code 0x8001010e
    12196 
    12197 Thread 0x00003c48 (most recent call first):
    12198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12202 
    12203 Thread 0x0000366c (most recent call first):
    12204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12208 
    12209 Thread 0x00006558 (most recent call first):
    12210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12217 
    12218 Thread 0x00006788 (most recent call first):
    12219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12221   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12223 
    12224 Thread 0x000028cc (most recent call first):
    12225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12229 
    12230 Thread 0x00006148 (most recent call first):
    12231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12235 
    12236 Thread 0x00000dd8 (most recent call first):
    12237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12241 
    12242 Thread 0x000052bc (most recent call first):
    12243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12247 
    12248 Thread 0x00002778 (most recent call first):
    12249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12253 
    12254 Thread 0x000067f8 (most recent call first):
    12255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12259 
    12260 Thread 0x00003764 (most recent call first):
    12261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12265 
    12266 Thread 0x00002048 (most recent call first):
    12267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12271   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12272   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12274 Windows fatal exception: code 0x8001010e
    12275 
    12276 Thread 0x00003c48 (most recent call first):
    12277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12278   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12281 
    12282 Thread 0x0000366c (most recent call first):
    12283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12287 
    12288 Thread 0x00006558 (most recent call first):
    12289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12296 
    12297 Thread 0x00006788 (most recent call first):
    12298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12300   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12302 
    12303 Thread 0x000028cc (most recent call first):
    12304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12308 
    12309 Thread 0x00006148 (most recent call first):
    12310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12314 
    12315 Thread 0x00000dd8 (most recent call first):
    12316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12320 
    12321 Thread 0x000052bc (most recent call first):
    12322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12326 
    12327 Thread 0x00002778 (most recent call first):
    12328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12332 
    12333 Thread 0x000067f8 (most recent call first):
    12334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12338 
    12339 Thread 0x00003764 (most recent call first):
    12340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12344 
    12345 Thread 0x00002048 (most recent call first):
    12346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12353 Windows fatal exception: code 0x8001010e
    12354 
    12355 Thread 0x00003c48 (most recent call first):
    12356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12360 
    12361 Thread 0x0000366c (most recent call first):
    12362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12366 
    12367 Thread 0x00006558 (most recent call first):
    12368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12375 
    12376 Thread 0x00006788 (most recent call first):
    12377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12379   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12381 
    12382 Thread 0x000028cc (most recent call first):
    12383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12387 
    12388 Thread 0x00006148 (most recent call first):
    12389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12393 
    12394 Thread 0x00000dd8 (most recent call first):
    12395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12399 
    12400 Thread 0x000052bc (most recent call first):
    12401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12405 
    12406 Thread 0x00002778 (most recent call first):
    12407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12411 
    12412 Thread 0x000067f8 (most recent call first):
    12413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12417 
    12418 Thread 0x00003764 (most recent call first):
    12419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12423 
    12424 Thread 0x00002048 (most recent call first):
    12425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12432 Windows fatal exception: code 0x8001010e
    12433 
    12434 Thread 0x00003c48 (most recent call first):
    12435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12439 
    12440 Thread 0x0000366c (most recent call first):
    12441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12445 
    12446 Thread 0x00006558 (most recent call first):
    12447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12454 
    12455 Thread 0x00006788 (most recent call first):
    12456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12460 
    12461 Thread 0x000028cc (most recent call first):
    12462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12466 
    12467 Thread 0x00006148 (most recent call first):
    12468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12472 
    12473 Thread 0x00000dd8 (most recent call first):
    12474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12478 
    12479 Thread 0x000052bc (most recent call first):
    12480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12484 
    12485 Thread 0x00002778 (most recent call first):
    12486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12490 
    12491 Thread 0x000067f8 (most recent call first):
    12492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12496 
    12497 Thread 0x00003764 (most recent call first):
    12498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12502 
    12503 Thread 0x00002048 (most recent call first):
    12504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12511 Windows fatal exception: code 0x8001010e
    12512 
    12513 Thread 0x00003c48 (most recent call first):
    12514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12518 
    12519 Thread 0x0000366c (most recent call first):
    12520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12524 
    12525 Thread 0x00006558 (most recent call first):
    12526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12533 
    12534 Thread 0x00006788 (most recent call first):
    12535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12539 
    12540 Thread 0x000028cc (most recent call first):
    12541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12545 
    12546 Thread 0x00006148 (most recent call first):
    12547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12551 
    12552 Thread 0x00000dd8 (most recent call first):
    12553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12557 
    12558 Thread 0x000052bc (most recent call first):
    12559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12563 
    12564 Thread 0x00002778 (most recent call first):
    12565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12569 
    12570 Thread 0x000067f8 (most recent call first):
    12571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12575 
    12576 Thread 0x00003764 (most recent call first):
    12577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12581 
    12582 Thread 0x00002048 (most recent call first):
    12583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12590 Windows fatal exception: code 0x8001010e
    12591 
    12592 Thread 0x00003c48 (most recent call first):
    12593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessinWindows fatal exception: gcode 0x\8001010ep
    12594 
    12595 ool.py"Windows fatal exception: , line code 0x5768001010e in
    12596 
    12597 _hWindows fatal exception: acode 0xn8001010ed
    12598 
    12599 le_results
    12600   File "C:\Program Files\CWindows fatal exception: hcode 0xi8001010em
    12601 
    12602 erWindows fatal exception: acode 0xX8001010e
    12603 
    12604 1Windows fatal exception: Windows fatal exception: .code 0xcode 0x8001010e4
    12605 
    12606 .8001010ed
    12607 
    12608 eWindows fatal exception: vWindows fatal exception: 2code 0xcode 0x08001010e8001010e2
    12609 
    12610 2
    12611 
    12612 0Windows fatal exception: Windows fatal exception: code 0x18001010e1
    12613 
    12614 code 0x98001010eWindows fatal exception: 0
    12615 
    12616 code 0x78001010e3
    12617 
    12618 3\bWindows fatal exception: iWindows fatal exception: ncode 0x\code 0x8001010el8001010e
    12619 
    12620 i
    12621 
    12622 b\Windows fatal exception: tcode 0xh8001010er
    12623 
    12624 eaWindows fatal exception: dcode 0xi8001010en
    12625 
    12626 g.Windows fatal exception: pcode 0xy8001010e"
    12627 
    12628 , line 910Windows fatal exception:  in code 0xr8001010eu
    12629 
    12630 n
    12631 Windows fatal exception:   File code 0x"8001010eC
    12632 
    12633 :\Windows fatal exception: Pcode 0xr8001010eo
    12634 
    12635 gram Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12637 
    12638 Thread 0x0000366c (most recent call first):
    12639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12643 
    12644 Thread 0x00006558 (most recent call first):
    12645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12652 
    12653 Thread 0x00006788 (most recent call first):
    12654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12658 
    12659 Thread 0x000028cc (most recent call first):
    12660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12664 
    12665 Thread 0x00006148 (most recent call first):
    12666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12670 
    12671 Thread 0x00000dd8 (most recent call first):
    12672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12676 
    12677 Thread 0x000052bc (most recent call first):
    12678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12682 
    12683 Thread 0x00002778 (most recent call first):
    12684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12688 
    12689 Thread 0x000067f8 (most recent call first):
    12690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12694 
    12695 Thread 0x00003764 (most recent call first):
    12696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12700 
    12701 Thread 0x00002048 (most recent call first):
    12702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12709 Windows fatal exception: code 0x8001010e
    12710 
    12711 Thread 0x00003c48 (most recent call first):
    12712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12716 
    12717 Thread 0x0000366c (most recent call first):
    12718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12722 
    12723 Thread 0x00006558 (most recent call first):
    12724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12731 
    12732 Thread 0x00006788 (most recent call first):
    12733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12734   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12737 
    12738 Thread 0x000028cc (most recent call first):
    12739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12743 
    12744 Thread 0x00006148 (most recent call first):
    12745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12749 
    12750 Thread 0x00000dd8 (most recent call first):
    12751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12755 
    12756 Thread 0x000052bc (most recent call first):
    12757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12761 
    12762 Thread 0x00002778 (most recent call first):
    12763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12767 
    12768 Thread 0x000067f8 (most recent call first):
    12769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12773 
    12774 Thread 0x00003764 (most recent call first):
    12775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12779 
    12780 Thread 0x00002048 (most recent call first):
    12781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12788 Windows fatal exception: code 0x8001010e
    12789 
    12790 Thread 0x00003c48 (most recent call first):
    12791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12794   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12795 
    12796 Thread 0x0000366c (most recent call first):
    12797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12800   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12801 
    12802 Thread 0x00006558 (most recent call first):
    12803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12806   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12810 
    12811 Thread 0x00006788 (most recent call first):
    12812   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12816 
    12817 Thread 0x000028cc (most recent call first):
    12818   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12822 
    12823 Thread 0x00006148 (most recent call first):
    12824   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12828 
    12829 Thread 0x00000dd8 (most recent call first):
    12830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12834 
    12835 Thread 0x000052bc (most recent call first):
    12836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12840 
    12841 Thread 0x00002778 (most recent call first):
    12842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12846 
    12847 Thread 0x000067f8 (most recent call first):
    12848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12852 
    12853 Thread 0x00003764 (most recent call first):
    12854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12858 
    12859 Thread 0x00002048 (most recent call first):
    12860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12867 Windows fatal exception: code 0x8001010e
    12868 
    12869 Thread 0x00003c48 (most recent call first):
    12870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12874 
    12875 Thread 0x0000366c (most recent call first):
    12876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12880 
    12881 Thread 0x00006558 (most recent call first):
    12882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12889 
    12890 Thread 0x00006788 (most recent call first):
    12891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12895 
    12896 Thread 0x000028cc (most recent call first):
    12897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12901 
    12902 Thread 0x00006148 (most recent call first):
    12903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12907 
    12908 Thread 0x00000dd8 (most recent call first):
    12909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12913 
    12914 Thread 0x000052bc (most recent call first):
    12915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12919 
    12920 Thread 0x00002778 (most recent call first):
    12921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12925 
    12926 Thread 0x000067f8 (most recent call first):
    12927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12931 
    12932 Thread 0x00003764 (most recent call first):
    12933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12937 
    12938 Thread 0x00002048 (most recent call first):
    12939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    12940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    12941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    12942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    12943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    12944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    12945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    12946 Windows fatal exception: code 0x8001010e
    12947 
    12948 Thread 0x00003c48 (most recent call first):
    12949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    12950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12953 
    12954 Thread 0x0000366c (most recent call first):
    12955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    12956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12959 
    12960 Thread 0x00006558 (most recent call first):
    12961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    12962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    12963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    12964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    12965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12968 
    12969 Thread 0x00006788 (most recent call first):
    12970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12974 
    12975 Thread 0x000028cc (most recent call first):
    12976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12980 
    12981 Thread 0x00006148 (most recent call first):
    12982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12986 
    12987 Thread 0x00000dd8 (most recent call first):
    12988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12992 
    12993 Thread 0x000052bc (most recent call first):
    12994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    12995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    12996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    12997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    12998 
    12999 Thread 0x00002778 (most recent call first):
    13000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13004 
    13005 Thread 0x000067f8 (most recent call first):
    13006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13010 
    13011 Thread 0x00003764 (most recent call first):
    13012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13016 
    13017 Thread 0x00002048 (most recent call first):
    13018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13025 Windows fatal exception: code 0x8001010e
    13026 
    13027 Thread 0x00003c48 (most recent call first):
    13028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13032 
    13033 Thread 0x0000366c (most recent call first):
    13034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13038 
    13039 Thread 0x00006558 (most recent call first):
    13040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13047 
    13048 Thread 0x00006788 (most recent call first):
    13049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13053 
    13054 Thread 0x000028cc (most recent call first):
    13055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13059 
    13060 Thread 0x00006148 (most recent call first):
    13061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13065 
    13066 Thread 0x00000dd8 (most recent call first):
    13067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13071 
    13072 Thread 0x000052bc (most recent call first):
    13073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13077 
    13078 Thread 0x00002778 (most recent call first):
    13079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13083 
    13084 Thread 0x000067f8 (most recent call first):
    13085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13089 
    13090 Thread 0x00003764 (most recent call first):
    13091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13095 
    13096 Thread 0x00002048 (most recent call first):
    13097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13102   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13104 Windows fatal exception: code 0x8001010e
    13105 
    13106 Thread 0x00003c48 (most recent call first):
    13107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13108   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13111 
    13112 Thread 0x0000366c (most recent call first):
    13113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13114   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13117 
    13118 Thread 0x00006558 (most recent call first):
    13119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13120   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13125   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13126 
    13127 Thread 0x00006788 (most recent call first):
    13128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13131   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13132 
    13133 Thread 0x000028cc (most recent call first):
    13134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13137   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13138 
    13139 Thread 0x00006148 (most recent call first):
    13140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13143   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13144 
    13145 Thread 0x00000dd8 (most recent call first):
    13146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13150 
    13151 Thread 0x000052bc (most recent call first):
    13152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13154   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13156 
    13157 Thread 0x00002778 (most recent call first):
    13158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13160   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13162 
    13163 Thread 0x000067f8 (most recent call first):
    13164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13168 
    13169 Thread 0x00003764 (most recent call first):
    13170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13174 
    13175 Thread 0x00002048 (most recent call first):
    13176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13181   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13183 Windows fatal exception: code 0x8001010e
    13184 
    13185 Thread 0x00003c48 (most recent call first):
    13186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13190 
    13191 Thread 0x0000366c (most recent call first):
    13192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13196 
    13197 Thread 0x00006558 (most recent call first):
    13198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13205 
    13206 Thread 0x00006788 (most recent call first):
    13207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13210   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13211 
    13212 Thread 0x000028cc (most recent call first):
    13213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13216   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13217 
    13218 Thread 0x00006148 (most recent call first):
    13219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13221   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13222   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13223 
    13224 Thread 0x00000dd8 (most recent call first):
    13225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13229 
    13230 Thread 0x000052bc (most recent call first):
    13231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13235 
    13236 Thread 0x00002778 (most recent call first):
    13237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13241 
    13242 Thread 0x000067f8 (most recent call first):
    13243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13247 
    13248 Thread 0x00003764 (most recent call first):
    13249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13253 
    13254 Thread 0x00002048 (most recent call first):
    13255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13262 Windows fatal exception: code 0x8001010e
    13263 
    13264 Thread 0x00003c48 (most recent call first):
    13265   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13266   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13269 
    13270 Thread 0x0000366c (most recent call first):
    13271   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13272   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13275 
    13276 Thread 0x00006558 (most recent call first):
    13277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13278   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13284 
    13285 Thread 0x00006788 (most recent call first):
    13286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13289   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13290 
    13291 Thread 0x000028cc (most recent call first):
    13292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13295   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13296 
    13297 Thread 0x00006148 (most recent call first):
    13298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13300   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13301   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13302 
    13303 Thread 0x00000dd8 (most recent call first):
    13304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13307   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13308 
    13309 Thread 0x000052bc (most recent call first):
    13310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13314 
    13315 Thread 0x00002778 (most recent call first):
    13316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13320 
    13321 Thread 0x000067f8 (most recent call first):
    13322   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13323   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13326 
    13327 Thread 0x00003764 (most recent call first):
    13328   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13329   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13332 
    13333 Thread 0x00002048 (most recent call first):
    13334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13341 Windows fatal exception: code 0x8001010e
    13342 
    13343 Thread 0x00003c48 (most recent call first):
    13344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13348 
    13349 Thread 0x0000366c (most recent call first):
    13350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13354 
    13355 Thread 0x00006558 (most recent call first):
    13356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13363 
    13364 Thread 0x00006788 (most recent call first):
    13365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13369 
    13370 Thread 0x000028cc (most recent call first):
    13371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13375 
    13376 Thread 0x00006148 (most recent call first):
    13377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13379   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13380   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13381 
    13382 Thread 0x00000dd8 (most recent call first):
    13383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13386   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13387 
    13388 Thread 0x000052bc (most recent call first):
    13389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13393 
    13394 Thread 0x00002778 (most recent call first):
    13395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13399 
    13400 Thread 0x000067f8 (most recent call first):
    13401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13405 
    13406 Thread 0x00003764 (most recent call first):
    13407   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13408   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13411 
    13412 Thread 0x00002048 (most recent call first):
    13413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13420 Windows fatal exception: code 0x8001010e
    13421 
    13422 Thread 0x00003c48 (most recent call first):
    13423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13424   File "C:\Program FWindows fatal exception: icode 0xl8001010ee
    13425 
    13426 s\ChimerWindows fatal exception: acode 0xX8001010e
    13427 
    13428 1.4.dWindows fatal exception: ecode 0xv8001010e2
    13429 
    13430 02201190733\bin\lib\threadWindows fatal exception: code 0x8001010e
    13431 
    13432 iWindows fatal exception: ncode 0xWindows fatal exception: 8001010egcode 0x.
    13433 
    13434 p8001010ey
    13435 
    13436 "Windows fatal exception: , line code 0x910Windows fatal exception:  in code 0xr8001010eu
    13437 
    13438 n
    13439 8001010e  File
    13440 
    13441 "Windows fatal exception: CWindows fatal exception: code 0x:code 0x\8001010eP
    13442 
    13443 r8001010eoWindows fatal exception: gcode 0xr
    13444 
    13445 a8001010em
    13446 
    13447  FiWindows fatal exception: lWindows fatal exception: code 0xe8001010es
    13448 
    13449 code 0x\Windows fatal exception: C8001010ecode 0x
    13450 
    13451 h8001010eiWindows fatal exception: mcode 0xe
    13452 
    13453 8001010er
    13454 
    13455 aX Windows fatal exception: 1code 0x.8001010e4
    13456 
    13457 .dWindows fatal exception: ecode 0xv8001010e2
    13458 
    13459 02Windows fatal exception: 2code 0x08001010e1
    13460 
    13461 19Windows fatal exception: 0code 0x78001010e3
    13462 
    13463 3\Windows fatal exception: bcode 0xi8001010en
    13464 
    13465 \lib\threading.py", line 973 in _bootstrap_inner
    13466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13467 
    13468 Thread 0x0000366c (most recent call first):
    13469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13473 
    13474 Thread 0x00006558 (most recent call first):
    13475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13482 
    13483 Thread 0x00006788 (most recent call first):
    13484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13488 
    13489 Thread 0x000028cc (most recent call first):
    13490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13494 
    13495 Thread 0x00006148 (most recent call first):
    13496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13500 
    13501 Thread 0x00000dd8 (most recent call first):
    13502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13506 
    13507 Thread 0x000052bc (most recent call first):
    13508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13512 
    13513 Thread 0x00002778 (most recent call first):
    13514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13518 
    13519 Thread 0x000067f8 (most recent call first):
    13520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13524 
    13525 Thread 0x00003764 (most recent call first):
    13526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13530 
    13531 Thread 0x00002048 (most recent call first):
    13532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13539 Windows fatal exception: code 0x8001010e
    13540 
    13541 Thread 0x00003c48 (most recent call first):
    13542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13546 
    13547 Thread 0x0000366c (most recent call first):
    13548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13552 
    13553 Thread 0x00006558 (most recent call first):
    13554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13561 
    13562 Thread 0x00006788 (most recent call first):
    13563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13567 
    13568 Thread 0x000028cc (most recent call first):
    13569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13573 
    13574 Thread 0x00006148 (most recent call first):
    13575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13579 
    13580 Thread 0x00000dd8 (most recent call first):
    13581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13585 
    13586 Thread 0x000052bc (most recent call first):
    13587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13591 
    13592 Thread 0x00002778 (most recent call first):
    13593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13597 
    13598 Thread 0x000067f8 (most recent call first):
    13599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13603 
    13604 Thread 0x00003764 (most recent call first):
    13605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13609 
    13610 Thread 0x00002048 (most recent call first):
    13611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13618 Windows fatal exception: code 0x8001010e
    13619 
    13620 Thread 0x00003c48 (most recent call first):
    13621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13625 
    13626 Thread 0x0000366c (most recent call first):
    13627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13631 
    13632 Thread 0x00006558 (most recent call first):
    13633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13640 
    13641 Thread 0x00006788 (most recent call first):
    13642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13646 
    13647 Thread 0x000028cc (most recent call first):
    13648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13652 
    13653 Thread 0x00006148 (most recent call first):
    13654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13658 
    13659 Thread 0x00000dd8 (most recent call first):
    13660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13664 
    13665 Thread 0x000052bc (most recent call first):
    13666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13670 
    13671 Thread 0x00002778 (most recent call first):
    13672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13676 
    13677 Thread 0x000067f8 (most recent call first):
    13678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13682 
    13683 Thread 0x00003764 (most recent call first):
    13684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13688 
    13689 Thread 0x00002048 (most recent call first):
    13690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13697 Windows fatal exception: code 0x8001010e
    13698 
    13699 Thread 0x00003c48 (most recent call first):
    13700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13704 
    13705 Thread 0x0000366c (most recent call first):
    13706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13710 
    13711 Thread 0x00006558 (most recent call first):
    13712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13719 
    13720 Thread 0x00006788 (most recent call first):
    13721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13725 
    13726 Thread 0x000028cc (most recent call first):
    13727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13731 
    13732 Thread 0x00006148 (most recent call first):
    13733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13734   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13737 
    13738 Thread 0x00000dd8 (most recent call first):
    13739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13743 
    13744 Thread 0x000052bc (most recent call first):
    13745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13749 
    13750 Thread 0x00002778 (most recent call first):
    13751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13755 
    13756 Thread 0x000067f8 (most recent call first):
    13757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13761 
    13762 Thread 0x00003764 (most recent call first):
    13763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13767 
    13768 Thread 0x00002048 (most recent call first):
    13769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13776 Windows fatal exception: code 0x8001010e
    13777 
    13778 Thread 0x00003c48 (most recent call first):
    13779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bWindows fatal exception: icode 0xn8001010e\
    13783 
    13784 libWindows fatal exception: \code 0xt8001010eh
    13785 
    13786 reWindows fatal exception: acode 0xd8001010ei
    13787 
    13788 ng.py", line 930 in _bootstWindows fatal exception: rcode 0xa8001010ep
    13789 
    13790 
    13791 Windows fatal exception:
    13792 code 0xThread 0x8001010eWindows fatal exception: 0000366c
    13793 
    13794  (most recent call first):
    13795 code 0xWindows fatal exception:   File code 0x"8001010e8001010e
    13796 
    13797 
    13798 
    13799 CWindows fatal exception: :code 0xWindows fatal exception: 8001010e\
    13800 
    13801 Pcode 0xWindows fatal exception: rcode 0xo8001010eg
    13802 
    13803 rWindows fatal exception: acode 0x8001010e8001010em
    13804 
    13805 
    13806 
    13807  Windows fatal exception: Fcode 0xi8001010eWindows fatal exception:
    13808 
    13809 code 0xl8001010ee
    13810 
    13811 s\ChimeraXWindows fatal exception:  code 0x18001010e.
    13812 
    13813 4.Windows fatal exception: Windows fatal exception: code 0xdcode 0xe8001010ev
    13814 
    13815 28001010e0
    13816 
    13817 Windows fatal exception: 2Windows fatal exception: code 0xcode 0x8001010e2
    13818 
    13819 8001010e0Windows fatal exception: 1code 0x
    13820 
    13821 8001010e1Windows fatal exception: 9
    13822 
    13823 0code 0x78001010e3
    13824 
    13825 3\bWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    13826 
    13827 
    13828 
    13829 Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    13830 
    13831 
    13832 
    13833 Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010ei
    13834 
    13835 n
    13836 
    13837 Windows fatal exception: \code 0xl8001010ei
    13838 
    13839 b\mWindows fatal exception: ucode 0xl8001010et
    13840 
    13841 ipWindows fatal exception: rcode 0xo8001010ec
    13842 
    13843 essWindows fatal exception: icode 0xn8001010eg
    13844 
    13845 \pool.py", line 528 in _handle_tasks
    13846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13849 
    13850 Thread 0x00006558 (most recent call first):
    13851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13858 
    13859 Thread 0x00006788 (most recent call first):
    13860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13864 
    13865 Thread 0x000028cc (most recent call first):
    13866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13870 
    13871 Thread 0x00006148 (most recent call first):
    13872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13876 
    13877 Thread 0x00000dd8 (most recent call first):
    13878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13882 
    13883 Thread 0x000052bc (most recent call first):
    13884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13888 
    13889 Thread 0x00002778 (most recent call first):
    13890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13894 
    13895 Thread 0x000067f8 (most recent call first):
    13896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13900 
    13901 Thread 0x00003764 (most recent call first):
    13902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13906 
    13907 Thread 0x00002048 (most recent call first):
    13908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13915 Windows fatal exception: code 0x8001010e
    13916 
    13917 Thread 0x00003c48 (most recent call first):
    13918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13922 
    13923 Thread 0x0000366c (most recent call first):
    13924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    13925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13928 
    13929 Thread 0x00006558 (most recent call first):
    13930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    13931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    13932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    13933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    13934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13937 
    13938 Thread 0x00006788 (most recent call first):
    13939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13943 
    13944 Thread 0x000028cc (most recent call first):
    13945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13949 
    13950 Thread 0x00006148 (most recent call first):
    13951   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13955 
    13956 Thread 0x00000dd8 (most recent call first):
    13957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13961 
    13962 Thread 0x000052bc (most recent call first):
    13963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13967 
    13968 Thread 0x00002778 (most recent call first):
    13969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13973 
    13974 Thread 0x000067f8 (most recent call first):
    13975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13979 
    13980 Thread 0x00003764 (most recent call first):
    13981   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    13982   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    13984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    13985 
    13986 Thread 0x00002048 (most recent call first):
    13987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    13988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    13989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    13990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    13991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    13992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    13993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    13994 Windows fatal exception: code 0x8001010e
    13995 
    13996 Thread 0x00003c48 (most recent call first):
    13997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    13998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    13999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14001 
    14002 Thread 0x0000366c (most recent call first):
    14003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14007 
    14008 Thread 0x00006558 (most recent call first):
    14009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14012   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14016 
    14017 Thread 0x00006788 (most recent call first):
    14018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14022 
    14023 Thread 0x000028cc (most recent call first):
    14024   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14028 
    14029 Thread 0x00006148 (most recent call first):
    14030   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14034 
    14035 Thread 0x00000dd8 (most recent call first):
    14036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14040 
    14041 Thread 0x000052bc (most recent call first):
    14042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14046 
    14047 Thread 0x00002778 (most recent call first):
    14048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14052 
    14053 Thread 0x000067f8 (most recent call first):
    14054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14058 
    14059 Thread 0x00003764 (most recent call first):
    14060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14064 
    14065 Thread 0x00002048 (most recent call first):
    14066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14073 Windows fatal exception: code 0x8001010e
    14074 
    14075 Thread 0x00003c48 (most recent call first):
    14076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14080 
    14081 Thread 0x0000366c (most recent call first):
    14082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14086 
    14087 Thread 0x00006558 (most recent call first):
    14088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14095 
    14096 Thread 0x00006788 (most recent call first):
    14097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14101 
    14102 Thread 0x000028cc (most recent call first):
    14103   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14107 
    14108 Thread 0x00006148 (most recent call first):
    14109   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14113 
    14114 Thread 0x00000dd8 (most recent call first):
    14115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14119 
    14120 Thread 0x000052bc (most recent call first):
    14121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14124   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14125 
    14126 Thread 0x00002778 (most recent call first):
    14127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14130   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14131 
    14132 Thread 0x000067f8 (most recent call first):
    14133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14136   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14137 
    14138 Thread 0x00003764 (most recent call first):
    14139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14142   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14143 
    14144 Thread 0x00002048 (most recent call first):
    14145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14148   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14149   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14152 Windows fatal exception: code 0x8001010e
    14153 
    14154 Thread 0x00003c48 (most recent call first):
    14155   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14159 
    14160 Thread 0x0000366c (most recent call first):
    14161   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14165 
    14166 Thread 0x00006558 (most recent call first):
    14167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14174 
    14175 Thread 0x00006788 (most recent call first):
    14176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14180 
    14181 Thread 0x000028cc (most recent call first):
    14182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14186 
    14187 Thread 0x00006148 (most recent call first):
    14188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14192 
    14193 Thread 0x00000dd8 (most recent call first):
    14194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14198 
    14199 Thread 0x000052bc (most recent call first):
    14200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14204 
    14205 Thread 0x00002778 (most recent call first):
    14206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14209   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14210 
    14211 Thread 0x000067f8 (most recent call first):
    14212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14215   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14216 
    14217 Thread 0x00003764 (most recent call first):
    14218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14221   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14222 
    14223 Thread 0x00002048 (most recent call first):
    14224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14231 Windows fatal exception: code 0x8001010e
    14232 
    14233 Thread 0x00003c48 (most recent call first):
    14234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14238 
    14239 Thread 0x0000366c (most recent call first):
    14240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14244 
    14245 Thread 0x00006558 (most recent call first):
    14246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14253 
    14254 Thread 0x00006788 (most recent call first):
    14255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14259 
    14260 Thread 0x000028cc (most recent call first):
    14261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14265 
    14266 Thread 0x00006148 (most recent call first):
    14267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14271 
    14272 Thread 0x00000dd8 (most recent call first):
    14273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14277 
    14278 Thread 0x000052bc (most recent call first):
    14279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14283 
    14284 Thread 0x00002778 (most recent call first):
    14285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14288   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14289 
    14290 Thread 0x000067f8 (most recent call first):
    14291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14294   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threadiWindows fatal exception: ncode 0xg8001010e.
    14295 
    14296 py"Windows fatal exception: , line code 0x9308001010e in
    14297 
    14298 _bWindows fatal exception: ocode 0xo8001010et
    14299 
    14300 strap
    14301 
    14302 Thread 0x00003764 (most recent call first):
    14303   File "C:\ProgrWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    14304 
    14305 
    14306 
    14307 amWindows fatal exception:  code 0xWindows fatal exception: Fcode 0xi8001010el
    14308 
    14309 e8001010eWindows fatal exception:
    14310 
    14311 code 0xs8001010eWindows fatal exception: \code 0x
    14312 
    14313 C8001010ehWindows fatal exception:
    14314 
    14315 code 0xi8001010em
    14316 
    14317 eWindows fatal exception: Windows fatal exception: Windows fatal exception: rcode 0xcode 0xa8001010e8001010eX
    14318 
    14319 code 0x 8001010e1
    14320 
    14321 .
    14322 
    14323 Windows fatal exception: Windows fatal exception: Windows fatal exception: 4code 0x.code 0xcode 0x8001010e8001010ed
    14324 
    14325 
    14326 
    14327 e8001010eWindows fatal exception: vWindows fatal exception: 2
    14328 
    14329 code 0xcode 0x08001010eWindows fatal exception: code 0x8001010e
    14330 
    14331 Windows fatal exception: 8001010ecode 0x
    14332 
    14333 8001010e220Windows fatal exception:
    14334 
    14335 1
    14336 
    14337 code 0x18001010eWindows fatal exception:
    14338 
    14339 code 0x98001010eWindows fatal exception:
    14340 
    14341 code 0x0Windows fatal exception: 7code 0x8001010e8001010e
    14342 
    14343 
    14344 
    14345 3Windows fatal exception: Windows fatal exception: code 0xcode 0x38001010e\
    14346 
    14347 8001010ebWindows fatal exception:
    14348 
    14349 icode 0xWindows fatal exception: 8001010en
    14350 
    14351 code 0x\8001010el
    14352 
    14353 iWindows fatal exception: bcode 0x\8001010em
    14354 
    14355 uWindows fatal exception: lcode 0xt8001010ei
    14356 
    14357 processing\pool.py", line 114 in worker
    14358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14361 
    14362 Thread 0x00002048 (most recent call first):
    14363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14370 Windows fatal exception: code 0x8001010e
    14371 
    14372 Thread 0x00003c48 (most recent call first):
    14373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14374   File "C:\ProgrWindows fatal exception: acode 0xm8001010e
    14375 
    14376 Files\Windows fatal exception: Ccode 0xh8001010ei
    14377 
    14378 meWindows fatal exception: rcode 0xa8001010eX
    14379 
    14380  1.4.dev202201190733\bin\lWindows fatal exception: icode 0xb8001010e\
    14381 
    14382 thWindows fatal exception: rcode 0xe8001010ea
    14383 
    14384 diWindows fatal exception: ncode 0xg.8001010ep
    14385 
    14386 y"Windows fatal exception: , line code 0x9108001010e in
    14387 
    14388 ruWindows fatal exception: ncode 0x
    14389 8001010e  File
    14390 
    14391 "CWindows fatal exception: :code 0x\8001010eP
    14392 
    14393 roWindows fatal exception: gcode 0xr8001010ea
    14394 
    14395 m Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14396   File "CWindows fatal exception: :code 0x\8001010eP
    14397 
    14398 rograWindows fatal exception: mcode 0x 8001010eF
    14399 
    14400 ileWindows fatal exception: scode 0x\8001010eCh
    14401 
    14402 imeraX 1.4.deWindows fatal exception: vcode 0x28001010e0
    14403 
    14404 220Windows fatal exception: 1code 0x18001010e9
    14405 
    14406 073Windows fatal exception: 3code 0x\bi8001010en
    14407 
    14408 \lWindows fatal exception: icode 0xb8001010e\
    14409 
    14410 thrWindows fatal exception: ecode 0xa8001010ed
    14411 
    14412 ingWindows fatal exception: .code 0xp8001010ey
    14413 
    14414 ", line Windows fatal exception: code 0x9308001010e in
    14415 
    14416 _bootstrap
    14417 
    14418 Thread 0x0000366c (most recent call first):
    14419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14423 
    14424 Thread 0x00006558 (most recent call first):
    14425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14432 
    14433 Thread 0x00006788 (most recent call first):
    14434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14438 
    14439 Thread 0x000028cc (most recent call first):
    14440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14444 
    14445 Thread 0x00006148 (most recent call first):
    14446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14450 
    14451 Thread 0x00000dd8 (most recent call first):
    14452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14456 
    14457 Thread 0x000052bc (most recent call first):
    14458   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14459   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14462 
    14463 Thread 0x00002778 (most recent call first):
    14464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14465   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14468 
    14469 Thread 0x000067f8 (most recent call first):
    14470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14474 
    14475 Thread 0x00003764 (most recent call first):
    14476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14480 
    14481 Thread 0x00002048 (most recent call first):
    14482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14486   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14487   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14489 Windows fatal exception: code 0x8001010e
    14490 
    14491 Thread 0x00003c48 (most recent call first):
    14492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14496 
    14497 Thread 0x0000366c (most recent call first):
    14498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14502 
    14503 Thread 0x00006558 (most recent call first):
    14504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14511 
    14512 Thread 0x00006788 (most recent call first):
    14513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14517 
    14518 Thread 0x000028cc (most recent call first):
    14519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14523 
    14524 Thread 0x00006148 (most recent call first):
    14525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14529 
    14530 Thread 0x00000dd8 (most recent call first):
    14531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14535 
    14536 Thread 0x000052bc (most recent call first):
    14537   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14538   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14541 
    14542 Thread 0x00002778 (most recent call first):
    14543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14544   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14547 
    14548 Thread 0x000067f8 (most recent call first):
    14549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14553 
    14554 Thread 0x00003764 (most recent call first):
    14555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14559 
    14560 Thread 0x00002048 (most recent call first):
    14561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14565   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14566   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14568 Windows fatal exception: code 0x8001010e
    14569 
    14570 Thread 0x00003c48 (most recent call first):
    14571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14575 
    14576 Thread 0x0000366c (most recent call first):
    14577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14581 
    14582 Thread 0x00006558 (most recent call first):
    14583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14590 
    14591 Thread 0x00006788 (most recent call first):
    14592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14596 
    14597 Thread 0x000028cc (most recent call first):
    14598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14602 
    14603 Thread 0x00006148 (most recent call first):
    14604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14608 
    14609 Thread 0x00000dd8 (most recent call first):
    14610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14614 
    14615 Thread 0x000052bc (most recent call first):
    14616   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14617   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14620 
    14621 Thread 0x00002778 (most recent call first):
    14622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14623   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14626 
    14627 Thread 0x000067f8 (most recent call first):
    14628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14632 
    14633 Thread 0x00003764 (most recent call first):
    14634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14638 
    14639 Thread 0x00002048 (most recent call first):
    14640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14644   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14645   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14647 Windows fatal exception: code 0x8001010e
    14648 
    14649 Thread 0x00003c48 (most recent call first):
    14650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14654 
    14655 Thread 0x0000366c (most recent call first):
    14656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14660 
    14661 Thread 0x00006558 (most recent call first):
    14662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14669 
    14670 Thread 0x00006788 (most recent call first):
    14671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14675 
    14676 Thread 0x000028cc (most recent call first):
    14677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14681 
    14682 Thread 0x00006148 (most recent call first):
    14683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14687 
    14688 Thread 0x00000dd8 (most recent call first):
    14689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14693 
    14694 Thread 0x000052bc (most recent call first):
    14695   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14696   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14699 
    14700 Thread 0x00002778 (most recent call first):
    14701   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14702   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14705 
    14706 Thread 0x000067f8 (most recent call first):
    14707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14711 
    14712 Thread 0x00003764 (most recent call first):
    14713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14717 
    14718 Thread 0x00002048 (most recent call first):
    14719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14723   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14724   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14726 Windows fatal exception: code 0x8001010e
    14727 
    14728 Thread 0x00003c48 (most recent call first):
    14729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14733 
    14734 Thread 0x0000366c (most recent call first):
    14735   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14736   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14739 
    14740 Thread 0x00006558 (most recent call first):
    14741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14744   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14745   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14748 
    14749 Thread 0x00006788 (most recent call first):
    14750   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14751   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14754 
    14755 Thread 0x000028cc (most recent call first):
    14756   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14760 
    14761 Thread 0x00006148 (most recent call first):
    14762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14766 
    14767 Thread 0x00000dd8 (most recent call first):
    14768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14772 
    14773 Thread 0x000052bc (most recent call first):
    14774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14775   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14778 
    14779 Thread 0x00002778 (most recent call first):
    14780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14781   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14784 
    14785 Thread 0x000067f8 (most recent call first):
    14786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14787   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14790 
    14791 Thread 0x00003764 (most recent call first):
    14792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14793   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14794   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14796 
    14797 Thread 0x00002048 (most recent call first):
    14798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14800   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14805 Windows fatal exception: code 0x8001010e
    14806 
    14807 Thread 0x00003c48 (most recent call first):
    14808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14812 
    14813 Thread 0x0000366c (most recent call first):
    14814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14818 
    14819 Thread 0x00006558 (most recent call first):
    14820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14823   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14824   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14827 
    14828 Thread 0x00006788 (most recent call first):
    14829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14833 
    14834 Thread 0x000028cc (most recent call first):
    14835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14839 
    14840 Thread 0x00006148 (most recent call first):
    14841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14845 
    14846 Thread 0x00000dd8 (most recent call first):
    14847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14851 
    14852 Thread 0x000052bc (most recent call first):
    14853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14854   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14857 
    14858 Thread 0x00002778 (most recent call first):
    14859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14860   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14863 
    14864 Thread 0x000067f8 (most recent call first):
    14865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14866   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14869 
    14870 Thread 0x00003764 (most recent call first):
    14871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14872   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14875 
    14876 Thread 0x00002048 (most recent call first):
    14877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    14878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    14879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    14880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    14881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    14882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    14883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    14884 Windows fatal exception: code 0x8001010e
    14885 
    14886 Thread 0x00003c48 (most recent call first):
    14887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    14888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14891 
    14892 Thread 0x0000366c (most recent call first):
    14893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    14894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14897 
    14898 Thread 0x00006558 (most recent call first):
    14899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    14900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    14901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    14902   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    14903   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14906 
    14907 Thread 0x00006788 (most recent call first):
    14908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14912 
    14913 Thread 0x000028cc (most recent call first):
    14914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14918 
    14919 Thread 0x00006148 (most recent call first):
    14920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14924 
    14925 Thread 0x00000dd8 (most recent call first):
    14926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14930 
    14931 Thread 0x000052bc (most recent call first):
    14932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14933   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14936 
    14937 Thread 0x00002778 (most recent call first):
    14938   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14939   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14942 
    14943 Thread 0x000067f8 (most recent call first):
    14944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14945   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    14946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    14947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    14948 
    14949 Thread 0x00003764 (most recent call first):
    14950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    14951   File "C:\Program FWindows fatal exception: icode 0xl8001010ee
    14952 
    14953 s\ChimWindows fatal exception: ecode 0xr8001010ea
    14954 
    14955 X Windows fatal exception: code 0x8001010e1
    14956 
    14957 .4.dev202201190733\bin\liWindows fatal exception: bcode 0x\8001010eWindows fatal exception: tcode 0xh8001010er
    14958 
    14959 e
    14960 
    14961 adWindows fatal exception: Windows fatal exception: code 0xi8001010ecode 0x
    14962 
    14963 8001010en
    14964 
    14965 gWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e.8001010e
    14966 
    14967 p
    14968 
    14969 yWindows fatal exception: "code 0x, line 8001010e910
    14970 
    14971 Windows fatal exception: Windows fatal exception: code 0xcode 0x in 8001010er8001010e
    14972 
    14973 u
    14974 
    14975 nWindows fatal exception:
    14976   File "Windows fatal exception: code 0xcode 0x8001010e8001010e
    14977 
    14978 
    14979 
    14980 CWindows fatal exception: Windows fatal exception: code 0x:8001010e\code 0xProg
    14981 
    14982 r8001010eWindows fatal exception: am
    14983 
    14984  Fcode 0xi8001010el
    14985 
    14986 eWindows fatal exception: code 0x8001010e
    14987 
    14988 Windows fatal exception: scode 0x\8001010e
    14989 
    14990 ChWindows fatal exception: code 0x8001010e
    14991 
    14992 imeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootWindows fatal exception: scode 0xt8001010er
    14993 
    14994 ap_iWindows fatal exception: ncode 0xn8001010ee
    14995 
    14996 r
    14997   File Windows fatal exception: "code 0xC8001010e
    14998 
    14999 :\ProgramWindows fatal exception:  code 0xF8001010ei
    15000 
    15001 leWindows fatal exception: scode 0x\8001010eC
    15002 
    15003 hiWindows fatal exception: mcode 0xe8001010er
    15004 
    15005 aXWindows fatal exception:  code 0x18001010e.
    15006 
    15007 4.Windows fatal exception: dcode 0xe8001010ev
    15008 
    15009 20Windows fatal exception: 2code 0x28001010e0
    15010 
    15011 11Windows fatal exception: 9code 0x08001010e7
    15012 
    15013 33\bin\lib\threading.py", line 930 in _bootstrap
    15014 
    15015 Thread 0x00002048 (most recent call first):
    15016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15017   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15018   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15023 Windows fatal exception: code 0x8001010e
    15024 
    15025 Thread 0x00003c48 (most recent call first):
    15026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15030 
    15031 Thread 0x0000366c (most recent call first):
    15032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15036 
    15037 Thread 0x00006558 (most recent call first):
    15038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15045 
    15046 Thread 0x00006788 (most recent call first):
    15047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15051 
    15052 Thread 0x000028cc (most recent call first):
    15053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15057 
    15058 Thread 0x00006148 (most recent call first):
    15059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15060   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15061   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15063 
    15064 Thread 0x00000dd8 (most recent call first):
    15065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15069 
    15070 Thread 0x000052bc (most recent call first):
    15071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15075 
    15076 Thread 0x00002778 (most recent call first):
    15077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15081 
    15082 Thread 0x000067f8 (most recent call first):
    15083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15087 
    15088 Thread 0x00003764 (most recent call first):
    15089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15091   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15093 
    15094 Thread 0x00002048 (most recent call first):
    15095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15096   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15097   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15102 Windows fatal exception: code 0x8001010e
    15103 
    15104 Thread 0x00003c48 (most recent call first):
    15105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15108   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15109 
    15110 Thread 0x0000366c (most recent call first):
    15111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15114   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15115 
    15116 Thread 0x00006558 (most recent call first):
    15117   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15118   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15119   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15120   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15121   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15122   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15123   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15124 
    15125 Thread 0x00006788 (most recent call first):
    15126   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15127   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15128   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15129   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15130 
    15131 Thread 0x000028cc (most recent call first):
    15132   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15133   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15134   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15135   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15136 
    15137 Thread 0x00006148 (most recent call first):
    15138   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15139   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15140   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15141   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15142 
    15143 Thread 0x00000dd8 (most recent call first):
    15144   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15145   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15146   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15147   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15148 
    15149 Thread 0x000052bc (most recent call first):
    15150   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15151   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15152   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15153   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15154 
    15155 Thread 0x00002778 (most recent call first):
    15156   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15157   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15158   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15159   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15160 
    15161 Thread 0x000067f8 (most recent call first):
    15162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15164   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15166 
    15167 Thread 0x00003764 (most recent call first):
    15168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15170   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15172 
    15173 Thread 0x00002048 (most recent call first):
    15174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15175   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15181 Windows fatal exception: code 0x8001010e
    15182 
    15183 Thread 0x00003c48 (most recent call first):
    15184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15188 
    15189 Thread 0x0000366c (most recent call first):
    15190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15194 
    15195 Thread 0x00006558 (most recent call first):
    15196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15203 
    15204 Thread 0x00006788 (most recent call first):
    15205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15209 
    15210 Thread 0x000028cc (most recent call first):
    15211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15215 
    15216 Thread 0x00006148 (most recent call first):
    15217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15221 
    15222 Thread 0x00000dd8 (most recent call first):
    15223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15227 
    15228 Thread 0x000052bc (most recent call first):
    15229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15233 
    15234 Thread 0x00002778 (most recent call first):
    15235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15236   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15237   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15239 
    15240 Thread 0x000067f8 (most recent call first):
    15241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15243   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15245 
    15246 Thread 0x00003764 (most recent call first):
    15247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15249   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15251 
    15252 Thread 0x00002048 (most recent call first):
    15253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15260 Windows fatal exception: code 0x8001010e
    15261 
    15262 Thread 0x00003c48 (most recent call first):
    15263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15264   File "C:\Program Files\ChimeraX 1.4.dev2022011Windows fatal exception: 9code 0x08001010e7
    15265 
    15266 33Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    15267 
    15268 
    15269 
    15270 Windows fatal exception: code 0x8001010eWindows fatal exception:
    15271 
    15272 code 0x\8001010eb
    15273 
    15274 Windows fatal exception: icode 0xWindows fatal exception: 8001010ecode 0x
    15275 
    15276 8001010e
    15277 
    15278 Windows fatal exception: code 0xn8001010e\
    15279 
    15280 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    15281 
    15282 8001010el
    15283 
    15284 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    15285 
    15286 8001010e
    15287 
    15288 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    15289 
    15290 8001010eiWindows fatal exception:
    15291 
    15292 code 0xbWindows fatal exception: 8001010ecode 0x
    15293 
    15294 8001010e\
    15295 
    15296 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    15297 
    15298 8001010etWindows fatal exception:
    15299 
    15300 code 0xh8001010ereading.
    15301 
    15302 pWindows fatal exception: code 0xy8001010e"
    15303 
    15304 , line 910 in run
    15305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15306   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15307 
    15308 Thread 0x0000366c (most recent call first):
    15309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15313 
    15314 Thread 0x00006558 (most recent call first):
    15315   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15316   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15317   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15322 
    15323 Thread 0x00006788 (most recent call first):
    15324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15328 
    15329 Thread 0x000028cc (most recent call first):
    15330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15334 
    15335 Thread 0x00006148 (most recent call first):
    15336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15340 
    15341 Thread 0x00000dd8 (most recent call first):
    15342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15346 
    15347 Thread 0x000052bc (most recent call first):
    15348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15349   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15350   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15352 
    15353 Thread 0x00002778 (most recent call first):
    15354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15355   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15356   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15358 
    15359 Thread 0x000067f8 (most recent call first):
    15360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15361   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15362   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15364 
    15365 Thread 0x00003764 (most recent call first):
    15366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15367   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15368   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15370 
    15371 Thread 0x00002048 (most recent call first):
    15372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15373   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15374   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15379 Windows fatal exception: code 0x8001010e
    15380 
    15381 Thread 0x00003c48 (most recent call first):
    15382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15385   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15386 
    15387 Thread 0x0000366c (most recent call first):
    15388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15392 
    15393 Thread 0x00006558 (most recent call first):
    15394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15401 
    15402 Thread 0x00006788 (most recent call first):
    15403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15407 
    15408 Thread 0x000028cc (most recent call first):
    15409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15413 
    15414 Thread 0x00006148 (most recent call first):
    15415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15419 
    15420 Thread 0x00000dd8 (most recent call first):
    15421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15425 
    15426 Thread 0x000052bc (most recent call first):
    15427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15428   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15429   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15431 
    15432 Thread 0x00002778 (most recent call first):
    15433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15434   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15435   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15437 
    15438 Thread 0x000067f8 (most recent call first):
    15439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15440   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15441   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15443 
    15444 Thread 0x00003764 (most recent call first):
    15445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15446   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15447   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15449 
    15450 Thread 0x00002048 (most recent call first):
    15451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15452   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15453   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15458 Windows fatal exception: code 0x8001010e
    15459 
    15460 Thread 0x00003c48 (most recent call first):
    15461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15464   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15465 
    15466 Thread 0x0000366c (most recent call first):
    15467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15471 
    15472 Thread 0x00006558 (most recent call first):
    15473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15480 
    15481 Thread 0x00006788 (most recent call first):
    15482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15486 
    15487 Thread 0x000028cc (most recent call first):
    15488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15492 
    15493 Thread 0x00006148 (most recent call first):
    15494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15498 
    15499 Thread 0x00000dd8 (most recent call first):
    15500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15504 
    15505 Thread 0x000052bc (most recent call first):
    15506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15507   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15508   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15510 
    15511 Thread 0x00002778 (most recent call first):
    15512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15513   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15514   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15516 
    15517 Thread 0x000067f8 (most recent call first):
    15518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15519   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15520   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15522 
    15523 Thread 0x00003764 (most recent call first):
    15524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15525   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15526   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15528 
    15529 Thread 0x00002048 (most recent call first):
    15530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15531   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15532   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15537 Windows fatal exception: code 0x8001010e
    15538 
    15539 Thread 0x00003c48 (most recent call first):
    15540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15543   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15544 
    15545 Thread 0x0000366c (most recent call first):
    15546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15550 
    15551 Thread 0x00006558 (most recent call first):
    15552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15559 
    15560 Thread 0x00006788 (most recent call first):
    15561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15565 
    15566 Thread 0x000028cc (most recent call first):
    15567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15571 
    15572 Thread 0x00006148 (most recent call first):
    15573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15577 
    15578 Thread 0x00000dd8 (most recent call first):
    15579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15583 
    15584 Thread 0x000052bc (most recent call first):
    15585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15586   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15587   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15589 
    15590 Thread 0x00002778 (most recent call first):
    15591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15592   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15593   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15595 
    15596 Thread 0x000067f8 (most recent call first):
    15597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15598   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15599   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15601 
    15602 Thread 0x00003764 (most recent call first):
    15603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15604   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15605   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15607 
    15608 Thread 0x00002048 (most recent call first):
    15609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15610   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15611   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15616 Windows fatal exception: code 0x8001010e
    15617 
    15618 Thread 0x00003c48 (most recent call first):
    15619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15622   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15623 
    15624 Thread 0x0000366c (most recent call first):
    15625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15629 
    15630 Thread 0x00006558 (most recent call first):
    15631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15638 
    15639 Thread 0x00006788 (most recent call first):
    15640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15644 
    15645 Thread 0x000028cc (most recent call first):
    15646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15650 
    15651 Thread 0x00006148 (most recent call first):
    15652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15656 
    15657 Thread 0x00000dd8 (most recent call first):
    15658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15662 
    15663 Thread 0x000052bc (most recent call first):
    15664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15665   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15666   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15668 
    15669 Thread 0x00002778 (most recent call first):
    15670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15671   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15672   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15674 
    15675 Thread 0x000067f8 (most recent call first):
    15676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15677   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15678   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15680 
    15681 Thread 0x00003764 (most recent call first):
    15682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15683   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15684   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15686 
    15687 Thread 0x00002048 (most recent call first):
    15688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15689   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15690   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15694   File "C:\Program Files\ChimeraX 1.4.dev202201190Windows fatal exception: 7code 0x38001010e3
    15695 
    15696 \binWindows fatal exception: \code 0xl8001010ei
    15697 
    15698 b\Windows fatal exception: rcode 0xu8001010en
    15699 
    15700 py.py", line 197 in _run_module_Windows fatal exception: acode 0xs8001010e_
    15701 
    15702 maWindows fatal exception: icode 0xn8001010e
    15703 
    15704 
    15705 Thread 0x00003c48 (most recent call first):
    15706 Windows fatal exception:   File code 0x"Windows fatal exception: Ccode 0x8001010e:
    15707 
    15708 \8001010ePWindows fatal exception:
    15709 
    15710 code 0xr8001010eoWindows fatal exception: gcode 0xr
    15711 
    15712 a8001010em
    15713 
    15714 Windows fatal exception: Windows fatal exception:  code 0xFcode 0x8001010e8001010e
    15715 
    15716 
    15717 
    15718 ilWindows fatal exception: ecode 0xs\8001010eCWindows fatal exception: hcode 0x
    15719 
    15720 8001010ei
    15721 
    15722 Windows fatal exception: mcode 0xe8001010er
    15723 
    15724 Windows fatal exception: acode 0xX8001010e
    15725 
    15726 1.Windows fatal exception: 4Windows fatal exception: code 0x.code 0x8001010ed8001010e
    15727 
    15728 e
    15729 
    15730 vWindows fatal exception: 2code 0x08001010eWindows fatal exception:
    15731 
    15732 2code 0xWindows fatal exception: 8001010e2
    15733 
    15734 code 0x0Windows fatal exception: 18001010ecode 0x18001010e
    15735 
    15736 9
    15737 
    15738 0Windows fatal exception: 7code 0x38001010e3Windows fatal exception: \code 0x
    15739 
    15740 b8001010eWindows fatal exception:
    15741 
    15742 code 0xi8001010en
    15743 
    15744 Windows fatal exception: \code 0xl8001010ei
    15745 
    15746 b\Windows fatal exception: mcode 0xu8001010el
    15747 
    15748 tiWindows fatal exception: pcode 0xr8001010eo
    15749 
    15750 cesWindows fatal exception: scode 0xi8001010en
    15751 
    15752 g\Windows fatal exception: pcode 0xo8001010eo
    15753 
    15754 l.Windows fatal exception: pcode 0xy8001010e"
    15755 
    15756 , line 576 in _handle_results
    15757   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15760 
    15761 Thread 0x0000366c (most recent call first):
    15762   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15763   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15766 
    15767 Thread 0x00006558 (most recent call first):
    15768   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15769   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15774   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15775 
    15776 Thread 0x00006788 (most recent call first):
    15777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15780   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15781 
    15782 Thread 0x000028cc (most recent call first):
    15783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15786   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15787 
    15788 Thread 0x00006148 (most recent call first):
    15789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15792   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15793 
    15794 Thread 0x00000dd8 (most recent call first):
    15795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15799 
    15800 Thread 0x000052bc (most recent call first):
    15801   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15802   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15803   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15805 
    15806 Thread 0x00002778 (most recent call first):
    15807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15808   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15809   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15811 
    15812 Thread 0x000067f8 (most recent call first):
    15813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15814   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15815   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15817 
    15818 Thread 0x00003764 (most recent call first):
    15819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15823 
    15824 Thread 0x00002048 (most recent call first):
    15825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15829   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15830   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15832 Windows fatal exception: code 0x8001010e
    15833 
    15834 Thread 0x00003c48 (most recent call first):
    15835   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15836   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15839 
    15840 Thread 0x0000366c (most recent call first):
    15841   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15842   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15845 
    15846 Thread 0x00006558 (most recent call first):
    15847   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15848   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15853   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15854 
    15855 Thread 0x00006788 (most recent call first):
    15856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15859   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15860 
    15861 Thread 0x000028cc (most recent call first):
    15862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15865   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15866 
    15867 Thread 0x00006148 (most recent call first):
    15868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15871   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15872 
    15873 Thread 0x00000dd8 (most recent call first):
    15874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15878 
    15879 Thread 0x000052bc (most recent call first):
    15880   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15881   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15882   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15884 
    15885 Thread 0x00002778 (most recent call first):
    15886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15887   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15888   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15890 
    15891 Thread 0x000067f8 (most recent call first):
    15892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15893   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15894   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15896 
    15897 Thread 0x00003764 (most recent call first):
    15898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15902 
    15903 Thread 0x00002048 (most recent call first):
    15904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15908   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15909   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15911 Windows fatal exception: code 0x8001010e
    15912 
    15913 Thread 0x00003c48 (most recent call first):
    15914   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15915   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15918 
    15919 Thread 0x0000366c (most recent call first):
    15920   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    15921   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15924 
    15925 Thread 0x00006558 (most recent call first):
    15926   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    15927   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    15928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    15929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    15930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15932   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15933 
    15934 Thread 0x00006788 (most recent call first):
    15935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15938   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15939 
    15940 Thread 0x000028cc (most recent call first):
    15941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15944   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15945 
    15946 Thread 0x00006148 (most recent call first):
    15947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15950   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15951 
    15952 Thread 0x00000dd8 (most recent call first):
    15953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15957 
    15958 Thread 0x000052bc (most recent call first):
    15959   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15960   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15961   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15963 
    15964 Thread 0x00002778 (most recent call first):
    15965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15966   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15967   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15969 
    15970 Thread 0x000067f8 (most recent call first):
    15971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15972   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15973   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15975 
    15976 Thread 0x00003764 (most recent call first):
    15977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    15978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15981 
    15982 Thread 0x00002048 (most recent call first):
    15983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    15984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    15985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    15986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    15987   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    15988   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    15989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    15990 Windows fatal exception: code 0x8001010e
    15991 
    15992 Thread 0x00003c48 (most recent call first):
    15993   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    15994   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    15995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    15996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    15997 
    15998 Thread 0x0000366c (most recent call first):
    15999   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16000   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16003 
    16004 Thread 0x00006558 (most recent call first):
    16005   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16006   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16011   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16012 
    16013 Thread 0x00006788 (most recent call first):
    16014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16017   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16018 
    16019 Thread 0x000028cc (most recent call first):
    16020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16023   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16024 
    16025 Thread 0x00006148 (most recent call first):
    16026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16029   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16030 
    16031 Thread 0x00000dd8 (most recent call first):
    16032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16036 
    16037 Thread 0x000052bc (most recent call first):
    16038   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16039   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16040   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16042 
    16043 Thread 0x00002778 (most recent call first):
    16044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16045   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16046   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16048 
    16049 Thread 0x000067f8 (most recent call first):
    16050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16051   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16052   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16054 
    16055 Thread 0x00003764 (most recent call first):
    16056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16060 
    16061 Thread 0x00002048 (most recent call first):
    16062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16066   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16067   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16069 Windows fatal exception: code 0x8001010e
    16070 
    16071 Thread 0x00003c48 (most recent call first):
    16072   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16073   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16076 
    16077 Thread 0x0000366c (most recent call first):
    16078   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16079   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16082 
    16083 Thread 0x00006558 (most recent call first):
    16084   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16085   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16090   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16091 
    16092 Thread 0x00006788 (most recent call first):
    16093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16096   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16097 
    16098 Thread 0x000028cc (most recent call first):
    16099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\Windows fatal exception: mcode 0xu8001010el
    16100 
    16101 tiprocWindows fatal exception: ecode 0xs8001010es
    16102 
    16103 inWindows fatal exception: gcode 0x\8001010ep
    16104 
    16105 ool.py", line 114 in worker
    16106   File "CWindows fatal exception: :code 0x\8001010eP
    16107 
    16108 roWindows fatal exception: gcode 0xr8001010ea
    16109 
    16110 mWindows fatal exception:  code 0xF8001010ei
    16111 
    16112 leWindows fatal exception: scode 0x\8001010eC
    16113 
    16114 hWindows fatal exception: icode 0xm8001010ee
    16115 
    16116 rWindows fatal exception: acode 0xX8001010e
    16117 
    16118 1Windows fatal exception: .code 0x48001010e.
    16119 
    16120 dev202201190733\bin\lib\threading.py", line 910 in run
    16121   File "C:\PrograWindows fatal exception: mcode 0x 8001010eF
    16122 
    16123 ileWindows fatal exception: scode 0x\8001010eC
    16124 
    16125 himerWindows fatal exception: acode 0xX8001010e 1
    16126 
    16127 .4.Windows fatal exception: dcode 0xWindows fatal exception: e8001010ev
    16128 
    16129 2code 0x08001010e2
    16130 
    16131 20Windows fatal exception: 1Windows fatal exception: 1code 0x98001010ecode 0x0
    16132 
    16133 78001010e3
    16134 
    16135 3\Windows fatal exception: bWindows fatal exception: icode 0xn8001010e\code 0xl
    16136 
    16137 8001010eiWindows fatal exception: b
    16138 
    16139 code 0x\8001010etWindows fatal exception: h
    16140 
    16141 rcode 0xWindows fatal exception: 8001010ecode 0x
    16142 
    16143 e8001010eWindows fatal exception:
    16144 
    16145 code 0xa8001010eWindows fatal exception: dcode 0xi8001010e
    16146 
    16147 nWindows fatal exception: g
    16148 
    16149 .Windows fatal exception: pcode 0xcode 0xy8001010e"
    16150 
    16151 8001010e, line
    16152 
    16153 973Windows fatal exception: Windows fatal exception:  in code 0x_8001010ebcode 0x
    16154 
    16155 o8001010eoWindows fatal exception:
    16156 
    16157 tWindows fatal exception: scode 0xcode 0xt8001010er8001010e
    16158 
    16159 a
    16160 
    16161 p_inner
    16162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16163 
    16164 Thread 0x00006148 (most recent call first):
    16165   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16169 
    16170 Thread 0x00000dd8 (most recent call first):
    16171   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16175 
    16176 Thread 0x000052bc (most recent call first):
    16177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16179   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16180   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16181 
    16182 Thread 0x00002778 (most recent call first):
    16183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16185   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16186   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16187 
    16188 Thread 0x000067f8 (most recent call first):
    16189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16191   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16192   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16193 
    16194 Thread 0x00003764 (most recent call first):
    16195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16197   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16198   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16199 
    16200 Thread 0x00002048 (most recent call first):
    16201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16203   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16204   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16208 Windows fatal exception: code 0x8001010e
    16209 
    16210 Thread 0x00003c48 (most recent call first):
    16211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16215 
    16216 Thread 0x0000366c (most recent call first):
    16217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16221 
    16222 Thread 0x00006558 (most recent call first):
    16223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16227   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16228   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16230 
    16231 Thread 0x00006788 (most recent call first):
    16232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16236 
    16237 Thread 0x000028cc (most recent call first):
    16238   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16242 
    16243 Thread 0x00006148 (most recent call first):
    16244   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16248 
    16249 Thread 0x00000dd8 (most recent call first):
    16250   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16254 
    16255 Thread 0x000052bc (most recent call first):
    16256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16258   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16259   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16260 
    16261 Thread 0x00002778 (most recent call first):
    16262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16264   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16265   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16266 
    16267 Thread 0x000067f8 (most recent call first):
    16268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16270   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16271   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16272 
    16273 Thread 0x00003764 (most recent call first):
    16274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16276   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16277   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16278 
    16279 Thread 0x00002048 (most recent call first):
    16280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16282   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16283   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16287 Windows fatal exception: code 0x8001010e
    16288 
    16289 Thread 0x00003c48 (most recent call first):
    16290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.pyWindows fatal exception: "code 0x, line 8001010e576
    16291 
    16292  in _handWindows fatal exception: lcode 0xe8001010e_
    16293 
    16294 reWindows fatal exception: scode 0xu8001010el
    16295 
    16296 ts
    16297   File "C:\Program Files\ChimeraXWindows fatal exception:  code 0x18001010e.
    16298 
    16299 4.Windows fatal exception: dcode 0xe8001010ev
    16300 
    16301 20Windows fatal exception: 2code 0x28001010e0
    16302 
    16303 11Windows fatal exception: 9code 0x08001010e7
    16304 
    16305 33Windows fatal exception: \code 0xb8001010ei
    16306 
    16307 n\Windows fatal exception: lcode 0xi8001010eb
    16308 
    16309 \tWindows fatal exception: hrcode 0xe8001010ea
    16310 
    16311 ding.py", line 910 in runWindows fatal exception:
    16312 code 0x  File 8001010e"
    16313 
    16314 C:\PrWindows fatal exception: ocode 0xg8001010er
    16315 
    16316 amWindows fatal exception:  code 0xF8001010ei
    16317 
    16318 les\ChimWindows fatal exception: ecode 0xr8001010ea
    16319 
    16320 X Windows fatal exception: 1code 0x.8001010e4
    16321 
    16322 .dWindows fatal exception: ecode 0xv8001010e2
    16323 
    16324 02Windows fatal exception: 2code 0x08001010e1
    16325 
    16326 19Windows fatal exception: 0code 0x78001010e3
    16327 
    16328 3\Windows fatal exception: bcode 0xi8001010en
    16329 
    16330 \lWindows fatal exception: icode 0xb8001010e\
    16331 
    16332 threading.py", line 973 in _bootstrap_inner
    16333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16334 
    16335 Thread 0x0000366c (most recent call first):
    16336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16337   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16338   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16340 
    16341 Thread 0x00006558 (most recent call first):
    16342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16343   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16344   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16349 
    16350 Thread 0x00006788 (most recent call first):
    16351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16355 
    16356 Thread 0x000028cc (most recent call first):
    16357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16361 
    16362 Thread 0x00006148 (most recent call first):
    16363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16367 
    16368 Thread 0x00000dd8 (most recent call first):
    16369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16373 
    16374 Thread 0x000052bc (most recent call first):
    16375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16379 
    16380 Thread 0x00002778 (most recent call first):
    16381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16385 
    16386 Thread 0x000067f8 (most recent call first):
    16387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16391 
    16392 Thread 0x00003764 (most recent call first):
    16393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16394   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16395   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16396   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16397 
    16398 Thread 0x00002048 (most recent call first):
    16399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16401   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16402   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16406 Windows fatal exception: code 0x8001010e
    16407 
    16408 Thread 0x00003c48 (most recent call first):
    16409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16413 
    16414 Thread 0x0000366c (most recent call first):
    16415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16416   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16417   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16419 
    16420 Thread 0x00006558 (most recent call first):
    16421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16422   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16423   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16428 
    16429 Thread 0x00006788 (most recent call first):
    16430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16434 
    16435 Thread 0x000028cc (most recent call first):
    16436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16440 
    16441 Thread 0x00006148 (most recent call first):
    16442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16446 
    16447 Thread 0x00000dd8 (most recent call first):
    16448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16452 
    16453 Thread 0x000052bc (most recent call first):
    16454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16458 
    16459 Thread 0x00002778 (most recent call first):
    16460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16464 
    16465 Thread 0x000067f8 (most recent call first):
    16466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16470 
    16471 Thread 0x00003764 (most recent call first):
    16472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16473   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16474   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16475   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16476 
    16477 Thread 0x00002048 (most recent call first):
    16478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16480   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16481   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16485 Windows fatal exception: code 0x8001010e
    16486 
    16487 Thread 0x00003c48 (most recent call first):
    16488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16492 
    16493 Thread 0x0000366c (most recent call first):
    16494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16495   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16496   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16498 
    16499 Thread 0x00006558 (most recent call first):
    16500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16501   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16502   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16507 
    16508 Thread 0x00006788 (most recent call first):
    16509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16513 
    16514 Thread 0x000028cc (most recent call first):
    16515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16519 
    16520 Thread 0x00006148 (most recent call first):
    16521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16525 
    16526 Thread 0x00000dd8 (most recent call first):
    16527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16531 
    16532 Thread 0x000052bc (most recent call first):
    16533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16537 
    16538 Thread 0x00002778 (most recent call first):
    16539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16543 
    16544 Thread 0x000067f8 (most recent call first):
    16545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16549 
    16550 Thread 0x00003764 (most recent call first):
    16551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16552   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16553   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16554   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16555 
    16556 Thread 0x00002048 (most recent call first):
    16557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16559   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16560   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16564 Windows fatal exception: code 0x8001010e
    16565 
    16566 Thread 0x00003c48 (most recent call first):
    16567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16571 
    16572 Thread 0x0000366c (most recent call first):
    16573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16574   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16575   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16577 
    16578 Thread 0x00006558 (most recent call first):
    16579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16580   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16581   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16586 
    16587 Thread 0x00006788 (most recent call first):
    16588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16592 
    16593 Thread 0x000028cc (most recent call first):
    16594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16598 
    16599 Thread 0x00006148 (most recent call first):
    16600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16604 
    16605 Thread 0x00000dd8 (most recent call first):
    16606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16610 
    16611 Thread 0x000052bc (most recent call first):
    16612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16616 
    16617 Thread 0x00002778 (most recent call first):
    16618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16622 
    16623 Thread 0x000067f8 (most recent call first):
    16624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16628 
    16629 Thread 0x00003764 (most recent call first):
    16630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16631   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16632   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16633   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16634 
    16635 Thread 0x00002048 (most recent call first):
    16636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16638   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16639   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16643 Windows fatal exception: code 0x8001010e
    16644 
    16645 Thread 0x00003c48 (most recent call first):
    16646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16650 
    16651 Thread 0x0000366c (most recent call first):
    16652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16653   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16654   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16656 
    16657 Thread 0x00006558 (most recent call first):
    16658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16659   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16660   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16665 
    16666 Thread 0x00006788 (most recent call first):
    16667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16671 
    16672 Thread 0x000028cc (most recent call first):
    16673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16677 
    16678 Thread 0x00006148 (most recent call first):
    16679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16683 
    16684 Thread 0x00000dd8 (most recent call first):
    16685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16689 
    16690 Thread 0x000052bc (most recent call first):
    16691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16695 
    16696 Thread 0x00002778 (most recent call first):
    16697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16701 
    16702 Thread 0x000067f8 (most recent call first):
    16703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16707 
    16708 Thread 0x00003764 (most recent call first):
    16709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16710   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16711   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16712   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16713 
    16714 Thread 0x00002048 (most recent call first):
    16715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16717   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16718   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16722 Windows fatal exception: code 0x8001010e
    16723 
    16724 Thread 0x00003c48 (most recent call first):
    16725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16729 
    16730 Thread 0x0000366c (most recent call first):
    16731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16732   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16733   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16734   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16735 
    16736 Thread 0x00006558 (most recent call first):
    16737   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16738   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16739   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16740   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16741   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16742   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16743   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16744 
    16745 Thread 0x00006788 (most recent call first):
    16746   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16747   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16748   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16749   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16750 
    16751 Thread 0x000028cc (most recent call first):
    16752   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16753   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16754   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16755   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16756 
    16757 Thread 0x00006148 (most recent call first):
    16758   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16759   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16760   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16761   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16762 
    16763 Thread 0x00000dd8 (most recent call first):
    16764   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16765   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16766   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16767   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16768 
    16769 Thread 0x000052bc (most recent call first):
    16770   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16771   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16772   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16773   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16774 
    16775 Thread 0x00002778 (most recent call first):
    16776   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16777   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16778   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16779   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16780 
    16781 Thread 0x000067f8 (most recent call first):
    16782   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16783   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16784   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16785   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16786 
    16787 Thread 0x00003764 (most recent call first):
    16788   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16789   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16790   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16791   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16792 
    16793 Thread 0x00002048 (most recent call first):
    16794   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16795   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16796   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16797   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16798   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16799   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16800   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16801 Windows fatal exception: code 0x8001010e
    16802 
    16803 Thread 0x00003c48 (most recent call first):
    16804   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16805   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16806   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16807   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16808 
    16809 Thread 0x0000366c (most recent call first):
    16810   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16811   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16812   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16813   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16814 
    16815 Thread 0x00006558 (most recent call first):
    16816   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16817   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16818   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16819   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16820   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16821   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16822   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16823 
    16824 Thread 0x00006788 (most recent call first):
    16825   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16826   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16827   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16828   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16829 
    16830 Thread 0x000028cc (most recent call first):
    16831   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16832   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16833   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16834   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16835 
    16836 Thread 0x00006148 (most recent call first):
    16837   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16838   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16839   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16840   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16841 
    16842 Thread 0x00000dd8 (most recent call first):
    16843   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16844   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16845   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16846   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16847 
    16848 Thread 0x000052bc (most recent call first):
    16849   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16850   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16851   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16852   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16853 
    16854 Thread 0x00002778 (most recent call first):
    16855   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16856   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16857   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16858   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16859 
    16860 Thread 0x000067f8 (most recent call first):
    16861   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16862   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16863   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16864   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16865 
    16866 Thread 0x00003764 (most recent call first):
    16867   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16868   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16869   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16870   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16871 
    16872 Thread 0x00002048 (most recent call first):
    16873   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16874   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16875   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16876   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16877   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16878   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16879   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16880 Windows fatal exception: code 0x8001010e
    16881 
    16882 Thread 0x00003c48 (most recent call first):
    16883   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16884   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16885   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16886   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16887 
    16888 Thread 0x0000366c (most recent call first):
    16889   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16890   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16891   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16892   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16893 
    16894 Thread 0x00006558 (most recent call first):
    16895   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16896   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16897   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16898   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16899   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16900   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16901   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16902 
    16903 Thread 0x00006788 (most recent call first):
    16904   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16905   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16906   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16907   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16908 
    16909 Thread 0x000028cc (most recent call first):
    16910   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16911   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16912   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16913   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16914 
    16915 Thread 0x00006148 (most recent call first):
    16916   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16917   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16918   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16919   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16920 
    16921 Thread 0x00000dd8 (most recent call first):
    16922   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16923   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16924   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16925   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16926 
    16927 Thread 0x000052bc (most recent call first):
    16928   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16929   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16930   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16931   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16932 
    16933 Thread 0x00002778 (most recent call first):
    16934   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16935   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16936   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16937   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16938 
    16939 Thread 0x000067f8 (most recent call first):
    16940   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16941   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16942   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16943   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16944 
    16945 Thread 0x00003764 (most recent call first):
    16946   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16947   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16948   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16949   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16950 
    16951 Thread 0x00002048 (most recent call first):
    16952   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    16953   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    16954   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    16955   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    16956   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    16957   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    16958   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    16959 Windows fatal exception: code 0x8001010e
    16960 
    16961 Thread 0x00003c48 (most recent call first):
    16962   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    16963   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16964   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16965   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16966 
    16967 Thread 0x0000366c (most recent call first):
    16968   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    16969   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16970   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16971   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16972 
    16973 Thread 0x00006558 (most recent call first):
    16974   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    16975   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    16976   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    16977   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    16978   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16979   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16980   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16981 
    16982 Thread 0x00006788 (most recent call first):
    16983   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16984   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16985   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16986   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16987 
    16988 Thread 0x000028cc (most recent call first):
    16989   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16990   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16991   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16992   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16993 
    16994 Thread 0x00006148 (most recent call first):
    16995   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    16996   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    16997   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    16998   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    16999 
    17000 Thread 0x00000dd8 (most recent call first):
    17001   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17002   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17003   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17004   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17005 
    17006 Thread 0x000052bc (most recent call first):
    17007   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17008   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17009   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17010   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17011 
    17012 Thread 0x00002778 (most recent call first):
    17013   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17014   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17015   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17016   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17017 
    17018 Thread 0x000067f8 (most recent call first):
    17019   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17020   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17021   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17022   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17023 
    17024 Thread 0x00003764 (most recent call first):
    17025   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17026   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17027   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17028   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17029 
    17030 Thread 0x00002048 (most recent call first):
    17031   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17032   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17033   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17034   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17035   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17036   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17037   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17038 Windows fatal exception: code 0x8001010e
    17039 
    17040 Thread 0x00003c48 (most recent call first):
    17041   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17042   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17043   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17044   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17045 
    17046 Thread 0x0000366c (most recent call first):
    17047   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17048   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17049   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17050   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17051 
    17052 Thread 0x00006558 (most recent call first):
    17053   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17054   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17055   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17056   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17057   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17058   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17059   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17060 
    17061 Thread 0x00006788 (most recent call first):
    17062   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17063   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17064   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17065   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17066 
    17067 Thread 0x000028cc (most recent call first):
    17068   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17069   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17070   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17071   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17072 
    17073 Thread 0x00006148 (most recent call first):
    17074   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17075   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17076   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17077   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17078 
    17079 Thread 0x00000dd8 (most recent call first):
    17080   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17081   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17082   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17083   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17084 
    17085 Thread 0x000052bc (most recent call first):
    17086   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17087   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17088   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17089   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17090 
    17091 Thread 0x00002778 (most recent call first):
    17092   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17093   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17094   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17095   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17096 
    17097 Thread 0x000067f8 (most recent call first):
    17098   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17099   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17100   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17101   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17102 
    17103 Thread 0x00003764 (most recent call first):
    17104   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17105   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17106   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17107   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17108 
    17109 Thread 0x00002048 (most recent call first):
    17110   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17111   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17112   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17113   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17114   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17115   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17116   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17117 Windows fatal exception: code 0x8001010e
    17118 
    17119 Thread 0x00003c48 (most recent call first):
    17120   File "C:\Program Files\ChimeraX 1.4Windows fatal exception: .code 0xd8001010ee
    17121 
    17122 v20220Windows fatal exception: 1code 0x18001010e9
    17123 
    17124 07Windows fatal exception: 3code 0x38001010e\
    17125 
    17126 bin\lib\multiprocessing\pool.Windows fatal exception: pcode 0xy8001010e"
    17127 
    17128 , line 576 in Windows fatal exception: _Windows fatal exception: hcode 0xcode 0xa8001010e8001010e
    17129 
    17130 ndWindows fatal exception: lcode 0xe8001010e_
    17131 
    17132 
    17133 
    17134 rWindows fatal exception: ecode 0xWindows fatal exception: 8001010es
    17135 
    17136 code 0xu8001010elWindows fatal exception: tcode 0x
    17137 
    17138 8001010es
    17139 
    17140 Windows fatal exception:
    17141 Windows fatal exception:   File code 0x"code 0x8001010e8001010eC
    17142 
    17143 
    17144 
    17145 :\PWindows fatal exception: rcode 0xo8001010egWindows fatal exception: r
    17146 
    17147 acode 0xm8001010e
    17148 
    17149 FilWindows fatal exception: ecode 0xs8001010e\
    17150 
    17151 ChiWindows fatal exception: mcode 0xe8001010er
    17152 
    17153 aX Windows fatal exception: 1code 0x.8001010e4
    17154 
    17155 .deWindows fatal exception: vcode 0x28001010e02
    17156 
    17157 20119Windows fatal exception: 0code 0x78001010e3
    17158 
    17159 3\Windows fatal exception: bcode 0xi8001010en
    17160 
    17161 \lib\threading.py", line 910 in run
    17162   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17163   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17164 
    17165 Thread 0x0000366c (most recent call first):
    17166   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17167   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17168   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17169   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17170 
    17171 Thread 0x00006558 (most recent call first):
    17172   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17173   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17174   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17175   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17176   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17177   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17178   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17179 
    17180 Thread 0x00006788 (most recent call first):
    17181   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17182   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17183   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17184   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17185 
    17186 Thread 0x000028cc (most recent call first):
    17187   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17188   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17189   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17190   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17191 
    17192 Thread 0x00006148 (most recent call first):
    17193   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17194   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17195   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17196   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17197 
    17198 Thread 0x00000dd8 (most recent call first):
    17199   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17200   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17201   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17202   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17203 
    17204 Thread 0x000052bc (most recent call first):
    17205   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17206   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17207   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17208   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17209 
    17210 Thread 0x00002778 (most recent call first):
    17211   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17212   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17213   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17214   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17215 
    17216 Thread 0x000067f8 (most recent call first):
    17217   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17218   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17219   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17220   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17221 
    17222 Thread 0x00003764 (most recent call first):
    17223   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17224   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17225   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17226   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17227 
    17228 Thread 0x00002048 (most recent call first):
    17229   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17230   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17231   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17232   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17233   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17234   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17235   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17236 Windows fatal exception: code 0x8001010e
    17237 
    17238 Thread 0x00003c48 (most recent call first):
    17239   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17240   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17241   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17242   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17243 
    17244 Thread 0x0000366c (most recent call first):
    17245   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17246   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17247   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17248   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17249 
    17250 Thread 0x00006558 (most recent call first):
    17251   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17252   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17253   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17254   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17255   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17256   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17257   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17258 
    17259 Thread 0x00006788 (most recent call first):
    17260   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17261   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17262   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17263   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17264 
    17265 Thread 0x000028cc (most recent call first):
    17266   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17267   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17268   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17269   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17270 
    17271 Thread 0x00006148 (most recent call first):
    17272   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17273   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17274   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17275   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17276 
    17277 Thread 0x00000dd8 (most recent call first):
    17278   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17279   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17280   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17281   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17282 
    17283 Thread 0x000052bc (most recent call first):
    17284   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17285   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17286   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17287   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17288 
    17289 Thread 0x00002778 (most recent call first):
    17290   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17291   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17292   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17293   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17294 
    17295 Thread 0x000067f8 (most recent call first):
    17296   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17297   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17298   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17299   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17300 
    17301 Thread 0x00003764 (most recent call first):
    17302   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17303   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17304   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17305   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17306 
    17307 Thread 0x00002048 (most recent call first):
    17308   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17309   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17310   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17311   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17312   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17313   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17314   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17315 Windows fatal exception: code 0x8001010e
    17316 
    17317 Thread 0x00003c48 (most recent call first):
    17318   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17319   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17320   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17321   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17322 
    17323 Thread 0x0000366c (most recent call first):
    17324   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17325   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17326   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17327   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17328 
    17329 Thread 0x00006558 (most recent call first):
    17330   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17331   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17332   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17333   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17334   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17335   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17336   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17337 
    17338 Thread 0x00006788 (most recent call first):
    17339   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17340   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17341   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17342   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17343 
    17344 Thread 0x000028cc (most recent call first):
    17345   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17346   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17347   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17348   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17349 
    17350 Thread 0x00006148 (most recent call first):
    17351   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17352   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17353   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17354   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17355 
    17356 Thread 0x00000dd8 (most recent call first):
    17357   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17358   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17359   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17360   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17361 
    17362 Thread 0x000052bc (most recent call first):
    17363   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17364   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17365   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17366   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17367 
    17368 Thread 0x00002778 (most recent call first):
    17369   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17370   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17371   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17372   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17373 
    17374 Thread 0x000067f8 (most recent call first):
    17375   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17376   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17377   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17378   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17379 
    17380 Thread 0x00003764 (most recent call first):
    17381   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17382   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17383   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17384   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17385 
    17386 Thread 0x00002048 (most recent call first):
    17387   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17388   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17389   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17390   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17391   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17392   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17393   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17394 Windows fatal exception: code 0x8001010e
    17395 
    17396 Thread 0x00003c48 (most recent call first):
    17397   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17398   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17399   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17400   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17401 
    17402 Thread 0x0000366c (most recent call first):
    17403   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17404   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17405   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17406   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17407 
    17408 Thread 0x00006558 (most recent call first):
    17409   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17410   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17411   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17412   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17413   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17414   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17415   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17416 
    17417 Thread 0x00006788 (most recent call first):
    17418   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17419   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17420   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17421   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17422 
    17423 Thread 0x000028cc (most recent call first):
    17424   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17425   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17426   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17427   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17428 
    17429 Thread 0x00006148 (most recent call first):
    17430   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17431   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17432   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17433   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17434 
    17435 Thread 0x00000dd8 (most recent call first):
    17436   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17437   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17438   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17439   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17440 
    17441 Thread 0x000052bc (most recent call first):
    17442   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17443   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17444   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17445   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17446 
    17447 Thread 0x00002778 (most recent call first):
    17448   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17449   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17450   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17451   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17452 
    17453 Thread 0x000067f8 (most recent call first):
    17454   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17455   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17456   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17457   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17458 
    17459 Thread 0x00003764 (most recent call first):
    17460   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17461   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17462   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17463   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17464 
    17465 Thread 0x00002048 (most recent call first):
    17466   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17467   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17468   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17469   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17470   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17471   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17472   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17473 Windows fatal exception: code 0x8001010e
    17474 
    17475 Thread 0x00003c48 (most recent call first):
    17476   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17477   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17478   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17479   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17480 
    17481 Thread 0x0000366c (most recent call first):
    17482   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17483   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17484   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17485   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17486 
    17487 Thread 0x00006558 (most recent call first):
    17488   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17489   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17490   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17491   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17492   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17493   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17494   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17495 
    17496 Thread 0x00006788 (most recent call first):
    17497   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17498   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17499   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17500   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17501 
    17502 Thread 0x000028cc (most recent call first):
    17503   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17504   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17505   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17506   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17507 
    17508 Thread 0x00006148 (most recent call first):
    17509   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17510   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17511   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17512   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17513 
    17514 Thread 0x00000dd8 (most recent call first):
    17515   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17516   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17517   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17518   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17519 
    17520 Thread 0x000052bc (most recent call first):
    17521   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17522   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17523   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17524   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17525 
    17526 Thread 0x00002778 (most recent call first):
    17527   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17528   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17529   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17530   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17531 
    17532 Thread 0x000067f8 (most recent call first):
    17533   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17534   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17535   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17536   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17537 
    17538 Thread 0x00003764 (most recent call first):
    17539   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17540   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17541   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17542   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17543 
    17544 Thread 0x00002048 (most recent call first):
    17545   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17546   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17547   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17548   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17549   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17550   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17551   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17552 Windows fatal exception: code 0x8001010e
    17553 
    17554 Thread 0x00003c48 (most recent call first):
    17555   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17556   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17557   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17558   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17559 
    17560 Thread 0x0000366c (most recent call first):
    17561   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17562   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17563   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17564   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17565 
    17566 Thread 0x00006558 (most recent call first):
    17567   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17568   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17569   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17570   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17571   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17572   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17573   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17574 
    17575 Thread 0x00006788 (most recent call first):
    17576   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17577   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17578   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17579   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17580 
    17581 Thread 0x000028cc (most recent call first):
    17582   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17583   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17584   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17585   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17586 
    17587 Thread 0x00006148 (most recent call first):
    17588   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17589   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17590   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17591   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17592 
    17593 Thread 0x00000dd8 (most recent call first):
    17594   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17595   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17596   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17597   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17598 
    17599 Thread 0x000052bc (most recent call first):
    17600   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17601   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17602   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17603   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17604 
    17605 Thread 0x00002778 (most recent call first):
    17606   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17607   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17608   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17609   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17610 
    17611 Thread 0x000067f8 (most recent call first):
    17612   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17613   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17614   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17615   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17616 
    17617 Thread 0x00003764 (most recent call first):
    17618   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17619   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17620   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17621   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17622 
    17623 Thread 0x00002048 (most recent call first):
    17624   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17625   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17626   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17627   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17628   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17629   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17630   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17631 Windows fatal exception: code 0x8001010e
    17632 
    17633 Thread 0x00003c48 (most recent call first):
    17634   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17635   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17636   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17637   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17638 
    17639 Thread 0x0000366c (most recent call first):
    17640   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17641   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17642   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17643   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17644 
    17645 Thread 0x00006558 (most recent call first):
    17646   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17647   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17648   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17649   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17650   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17651   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17652   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17653 
    17654 Thread 0x00006788 (most recent call first):
    17655   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17656   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17657   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17658   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17659 
    17660 Thread 0x000028cc (most recent call first):
    17661   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17662   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17663   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17664   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17665 
    17666 Thread 0x00006148 (most recent call first):
    17667   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17668   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17669   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17670   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17671 
    17672 Thread 0x00000dd8 (most recent call first):
    17673   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17674   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17675   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17676   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17677 
    17678 Thread 0x000052bc (most recent call first):
    17679   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17680   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17681   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17682   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17683 
    17684 Thread 0x00002778 (most recent call first):
    17685   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17686   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17687   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17688   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17689 
    17690 Thread 0x000067f8 (most recent call first):
    17691   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17692   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17693   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17694   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17695 
    17696 Thread 0x00003764 (most recent call first):
    17697   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 114 in worker
    17698   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17699   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17700   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17701 
    17702 Thread 0x00002048 (most recent call first):
    17703   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    17704   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    17705   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    17706   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    17707   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    17708   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 87 in _run_code
    17709   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\runpy.py", line 197 in _run_module_as_main
    17710 Windows fatal exception: code 0x8001010e
    17711 
    17712 Thread 0x00003c48 (most recent call first):
    17713   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    17714   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17715   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17716   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17717 
    17718 Thread 0x0000366c (most recent call first):
    17719   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    17720   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17721   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17722   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
    17723 
    17724 Thread 0x00006558 (most recent call first):
    17725   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    17726   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\connection.py", line 884 in wait
    17727   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    17728   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    17729   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 910 in run
    17730   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 973 in _bootstrap_inner
    17731   File "C:\Program Files\ChimeraX 1.4.dev202201190733\bin\lib\threading.py", line 930 in _bootstrap
     838[lots of this removed]
    17732839
    17733840Thread 0x00006788 (most recent call first):