Changes between Initial Version and Version 1 of Ticket #8058


Ignore:
Timestamp:
Nov 21, 2022, 9:25:03 AM (3 years ago)
Author:
Eric Pettersen
Comment:

Legend:

Unmodified
Added
Removed
Modified

  • Ticket #8058

    • Property Cc Tom Goddard added
    • Property Component Unassigned → Input/Output
    • 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 #8058 – Description

    initial v1  
    247247\ChWindows fatal exception: code 0x8001010ei
    248248
    249 meraX 1.4.dev202203230115\bin\lib\thrWindows fatal exception: code 0x8001010ee
    250 
    251 aWindows fatal exception: code 0xd8001010e
    252 
    253 inWindows fatal exception: code 0xg8001010e
    254 
    255 .pWindows fatal exception: ycode 0x"8001010e, line
    256 
    257 910Windows fatal exception:  in code 0xr8001010eu
    258 
    259 nWindows fatal exception:
    260 code 0x  File 8001010e"
    261 
    262 CWindows fatal exception: :code 0x\8001010eP
    263 
    264 rWindows fatal exception: ocode 0xg8001010er
    265 
    266 aWindows fatal exception: mcode 0x 8001010eF
    267 
    268 iles\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    269   File "C:\Program FWindows fatal exception: code 0xi8001010e
    270 
    271 leWindows fatal exception: code 0xs8001010e\
    272 
    273 ChWindows fatal exception: code 0xi8001010e
    274 
    275 merWindows fatal exception: code 0x8001010ea
    276 
    277 X Windows fatal exception: code 0x18001010e
    278 
    279 .4Windows fatal exception: code 0x.8001010e
    280 
    281 deWindows fatal exception: code 0xv8001010e
    282 
    283 202Windows fatal exception: code 0x28001010e
    284 
    285 032Windows fatal exception: code 0x38001010e
    286 
    287 0115\bin\lib\threaWindows fatal exception: code 0xd8001010ei
    288 
    289 ngWindows fatal exception: .code 0xp8001010ey
    290 
    291 "Windows fatal exception: , line code 0x9308001010e in
    292 
    293 _Windows fatal exception: bcode 0xo8001010eo
    294 
    295 tWindows fatal exception: scode 0xt8001010e
    296 
    297 raWindows fatal exception: pcode 0x
    298 8001010e
    299 
    300 
    301 Thread 0xWindows fatal exception: 0000404ccode 0x (most recent call first):
    302 8001010e  File
    303 
    304 "Windows fatal exception: Ccode 0x:8001010e\
    305 
    306 PWindows fatal exception: rcode 0xo8001010eg
    307 
    308 ram Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    309   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    310   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    311   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.pyWindows fatal exception: code 0x"8001010e
    312 
    313 , line 930 in Windows fatal exception: code 0x_8001010e
    314 
    315 boWindows fatal exception: code 0xo8001010e
    316 
    317 tsWindows fatal exception: code 0xt8001010eWindows fatal exception: code 0x8001010e
    318 
    319 
    320 
    321 Windows fatal exception: Windows fatal exception: code 0xr8001010ecode 0x
    322 
    323 8001010e
    324 
    325 Windows fatal exception: Windows fatal exception: code 0x8001010ecode 0x
    326 
    327 aWindows fatal exception: Windows fatal exception: code 0xp8001010e8001010e
    328 
    329 
    330 
    331 
    332 
    333 Thread 0xcode 0xWindows fatal exception: Windows fatal exception: code 0x000018ec8001010e
    334 
    335 code 0x8001010eWindows fatal exception: code 0x8001010e8001010e
    336 
    337 
    338 
    339 Windows fatal exception: code 0xWindows fatal exception: code 0x
    340 
    341 8001010e8001010eWindows fatal exception:
    342 
    343 code 0x
    344 
    345 8001010e (most recent call first):
    346 Windows fatal exception:   File
    347 
    348 Windows fatal exception: Windows fatal exception: code 0x8001010e"Ccode 0x:8001010e
    349 
    350 
    351 
    352 code 0xWindows fatal exception: \code 0xP8001010e8001010e
    353 
    354 roWindows fatal exception: g
    355 
    356 code 0xWindows fatal exception: rWindows fatal exception: a8001010emcode 0x F
    357 
    358 i8001010eWindows fatal exception:
    359 
    360 code 0xWindows fatal exception: 8001010e
    361 
    362 lWindows fatal exception: escode 0x8001010ecode 0x8001010ecode 0x8001010e\
    363 
    364 Ch
    365 
    366 
    367 
    368 Windows fatal exception: iWindows fatal exception: code 0x8001010emecode 0x8001010e
    369 
    370 Windows fatal exception: Windows fatal exception:
    371 
    372 code 0x8001010eracode 0x8001010eWindows fatal exception: code 0x
    373 
    374 XWindows fatal exception:
    375 
    376 code 0x 18001010e
    377 
    378 8001010eWindows fatal exception: .code 0x
    379 
    380 8001010e4
    381 
    382 Windows fatal exception: Windows fatal exception: code 0x8001010e.
    383 
    384 code 0xWindows fatal exception: de8001010e
    385 
    386 code 0x8001010ev
    387 
    388 20Windows fatal exception: 2code 0x28001010eWindows fatal exception: code 0xWindows fatal exception: 8001010e032
    389 
    390 code 0x8001010e
    391 
    392 30Windows fatal exception: 1code 0x18001010e5
    393 
    394 \
    395 
    396 Windows fatal exception: Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010ecode 0x
    397 
    398 bi8001010en
    399 
    400 \lWindows fatal exception: icode 0xb8001010e\
    401 
    402 m8001010eu
    403 
    404 Windows fatal exception: Windows fatal exception: lcode 0xcode 0x8001010e8001010e
    405 
    406 tWindows fatal exception: i
    407 
    408 pcode 0xWindows fatal exception: 8001010ecode 0x8001010eWindows fatal exception:
    409 
    410 code 0xWindows fatal exception: 8001010ero
    411 
    412 ccode 0x8001010eWindows fatal exception:
    413 
    414 es
    415 
    416 sWindows fatal exception: icode 0xn8001010egcode 0x\
    417 
    418 Windows fatal exception: Windows fatal exception: 8001010e
    419 
    420 pWindows fatal exception: ocode 0x8001010ecode 0x
    421 
    422 code 0x8001010eWindows fatal exception: code 0xo8001010el.
    423 
    424 p8001010eWindows fatal exception:
    425 
    426 yWindows fatal exception:
    427 
    428 ", line code 0x114code 0x8001010e8001010e
    429 
    430 Windows fatal exception: Windows fatal exception:  in code 0xw8001010ecode 0x
    431 
    432 
    433 
    434 oWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    435 
    436 rk8001010ee
    437 
    438 r
    439 
    440 Windows fatal exception: Windows fatal exception: code 0x
    441 8001010e  File "code 0xC8001010e:
    442 
    443 \Windows fatal exception: P
    444 
    445 code 0x8001010er
    446 
    447 ogWindows fatal exception: rcode 0xa8001010em
    448 
    449 Windows fatal exception: Windows fatal exception: code 0x8001010eWindows fatal exception:
    450 
    451 code 0xcode 0x8001010e
    452 
    453 8001010e
    454 
    455  Windows fatal exception: Windows fatal exception: code 0xWindows fatal exception: 8001010eF
    456 
    457 ilcode 0xe8001010e
    458 
    459 Windows fatal exception: Windows fatal exception: code 0xcode 0x8001010e
    460 
    461 s\Windows fatal exception: code 0x8001010eC
    462 
    463 8001010eWindows fatal exception:
    464 
    465 code 0xWindows fatal exception: hicode 0x8001010e8001010e
    466 
    467 
    468 
    469 Windows fatal exception: mWindows fatal exception: ecode 0xr8001010ea
    470 
    471 X code 0x18001010e
    472 
    473 Windows fatal exception: Windows fatal exception: .4code 0x8001010ecode 0x
    474 
    475 8001010eWindows fatal exception:
    476 
    477 code 0xWindows fatal exception: 8001010e
    478 
    479 .Windows fatal exception: dcode 0xe8001010evcode 0x2code 0x8001010e
    480 
    481 8001010eWindows fatal exception: 02
    482 
    483 2
    484 
    485 Windows fatal exception: code 0xWindows fatal exception: 0code 0x8001010e8001010e
    486 
    487 32code 0x3
    488 
    489 8001010eWindows fatal exception: 01
    490 
    491 1code 0x8001010e5
    492 
    493 Windows fatal exception: \Windows fatal exception: bcode 0x8001010eWindows fatal exception:
    494 
    495 in\code 0xlcode 0x8001010e8001010e
    496 
    497 
    498 
    499 iWindows fatal exception: b\Windows fatal exception: tcode 0xWindows fatal exception: 8001010ecode 0x8001010ecode 0x
    500 
    501 8001010e
    502 
    503 
    504 
    505 hWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e8001010e
    506 
    507 reWindows fatal exception: code 0x8001010e
    508 
    509 Windows fatal exception: Windows fatal exception: acode 0x
    510 
    511 8001010ecode 0xWindows fatal exception: 8001010ecode 0x
    512 
    513 8001010e
    514 
    515 diWindows fatal exception: ncode 0xg8001010e.
    516 
    517 pyWindows fatal exception: ", line 910 in Windows fatal exception: code 0x
    518 
    519 8001010ecode 0xWindows fatal exception: 8001010ecode 0x
    520 
    521 8001010erWindows fatal exception: ucode 0x
    522 
    523 8001010e
    524 
    525 Windows fatal exception: Windows fatal exception: code 0xn
    526 
    527 
    528   File code 0xWindows fatal exception: 8001010ecode 0x"C8001010e:
    529 
    530 \
    531 
    532 P8001010e
    533 
    534 Windows fatal exception: Windows fatal exception: code 0x8001010eWindows fatal exception: code 0x8001010e
    535 
    536 
    537 
    538 Windows fatal exception: rWindows fatal exception: code 0xcode 0x8001010ecode 0x8001010eog8001010e
    539 
    540 
    541 
    542 Windows fatal exception: Windows fatal exception: code 0xr8001010ea
    543 
    544 m
    545 
    546 Fcode 0x8001010eWindows fatal exception:
    547 
    548 ilcode 0x8001010eeWindows fatal exception: code 0x8001010e
    549 
    550 
    551 
    552 Windows fatal exception: sWindows fatal exception: code 0x8001010e
    553 
    554 code 0x8001010eWindows fatal exception: code 0x\8001010eC
    555 
    556 Windows fatal exception: Windows fatal exception: hcode 0x8001010e
    557 
    558 
    559 
    560 Windows fatal exception: imcode 0x8001010ecode 0x8001010eWindows fatal exception: code 0xe8001010e
    561 
    562 
    563 
    564 Windows fatal exception: Windows fatal exception:
    565 
    566 code 0xrWindows fatal exception: acode 0xX8001010e
    567 
    568 1.Windows fatal exception: 4code 0x.8001010ecode 0x
    569 
    570 8001010e
    571 
    572 8001010eWindows fatal exception: deWindows fatal exception: vcode 0x28001010e0
    573 
    574 2
    575 
    576 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    577 
    578 8001010e
    579 
    580 code 0xWindows fatal exception: 20Windows fatal exception: 3code 0x28001010e
    581 
    582 code 0xWindows fatal exception: 8001010e8001010e
    583 
    584 
    585 
    586 Windows fatal exception: 3Windows fatal exception: code 0xcode 0x8001010e8001010e
    587 
    588 code 0xWindows fatal exception: 8001010e
    589 
    590 
    591 
    592 Windows fatal exception: 0code 0xcode 0x8001010e8001010eWindows fatal exception:
    593 
    594 11
    595 
    596 5code 0xWindows fatal exception: 8001010ecode 0x
    597 
    598 8001010eWindows fatal exception:
    599 
    600 code 0xWindows fatal exception: \code 0xbiWindows fatal exception: ncode 0x8001010e8001010e
    601 
    602 \Windows fatal exception: li
    603 
    604 bWindows fatal exception: \code 0x8001010e8001010e
    605 
    606 code 0xWindows fatal exception: th
    607 
    608 8001010eWindows fatal exception:
    609 
    610 rWindows fatal exception: code 0xcode 0x8001010ecode 0x8001010ee
    611 
    612 8001010e
    613 
    614 
    615 
    616 Windows fatal exception: acode 0xd8001010ei
    617 
    618 Windows fatal exception: code 0xn8001010eg.Windows fatal exception: p
    619 
    620 yWindows fatal exception: Windows fatal exception: code 0xcode 0x", line code 0x9738001010e8001010e
    621 
    622  in _8001010eb
    623 
    624 o
    625 
    626 Windows fatal exception: ocode 0x8001010et
    627 
    628 sWindows fatal exception: tcode 0xr8001010eaWindows fatal exception: pcode 0x
    629 
    630 8001010e_Windows fatal exception: code 0x
    631 
    632 8001010ein
    633 
    634 nWindows fatal exception: Windows fatal exception: code 0x8001010ecode 0x8001010ee
    635 
    636 
    637 
    638 rWindows fatal exception:
    639 code 0x  File 8001010e"
    640 
    641 C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    642 
    643 Thread 0x00003268 (most recent call first):
    644   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    645   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    646   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    647   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    648 
    649 Thread 0x000041d4 (most recent call first):
    650   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    651   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    652   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    653   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    654 
    655 Thread 0x000035d0 (most recent call first):
    656   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    657   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    658   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    659   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    660   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    661   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    662   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    663 Windows fatal exception: code 0x8001010e
    664 
    665 Thread 0x0000327c (most recent call first):
    666   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    667   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    668   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    669   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    670 
    671 Thread 0x00000ac8 (most recent call first):
    672   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    673   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    674   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    675   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    676 
    677 Thread 0x00002930 (most recent call first):
    678   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    679   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    680   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    681   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    682   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    683   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    684   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    685 
    686 Thread 0x00004168 (most recent call first):
    687   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    688   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    689   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    690   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    691 
    692 Thread 0x00004120 (most recent call first):
    693   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    694   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    695   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    696   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    697 
    698 Thread 0x0000412c (most recent call first):
    699   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    700   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    701   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    702   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    703 
    704 Thread 0x00000acc (most recent call first):
    705   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    706   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    707   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    708   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    709 
    710 Thread 0x0000404c (most recent call first):
    711   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    712   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    713   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    714   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    715 
    716 Thread 0x000018ec (most recent call first):
    717   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    718   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    719   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    720   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    721 
    722 Thread 0x00003268 (most recent call first):
    723   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    724   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    725   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    726   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    727 
    728 Thread 0x000041d4 (most recent call first):
    729   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    730   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    731   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    732   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    733 
    734 Thread 0x000035d0 (most recent call first):
    735   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    736   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    737   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    738   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    739   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    740   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    741   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    742 Windows fatal exception: code 0x8001010e
    743 
    744 Thread 0x0000327c (most recent call first):
    745   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    746   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    747   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    748   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    749 
    750 Thread 0x00000ac8 (most recent call first):
    751   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    752   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    753   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    754   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    755 
    756 Thread 0x00002930 (most recent call first):
    757   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    758   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    759   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    760   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    761   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    762   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    763   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    764 
    765 Thread 0x00004168 (most recent call first):
    766   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    767   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    768   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    769   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    770 
    771 Thread 0x00004120 (most recent call first):
    772   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    773   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    774   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    775   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    776 
    777 Thread 0x0000412c (most recent call first):
    778   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    779   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    780   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    781   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    782 
    783 Thread 0x00000acc (most recent call first):
    784   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    785   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    786   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    787   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    788 
    789 Thread 0x0000404c (most recent call first):
    790   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    791   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    792   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    793   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    794 
    795 Thread 0x000018ec (most recent call first):
    796   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    797   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    798   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    799   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    800 
    801 Thread 0x00003268 (most recent call first):
    802   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    803   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    804   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    805   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    806 
    807 Thread 0x000041d4 (most recent call first):
    808   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    809   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    810   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    811   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    812 
    813 Thread 0x000035d0 (most recent call first):
    814   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    815   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    816   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    817   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    818   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    819   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    820   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    821 Windows fatal exception: code 0x8001010e
    822 
    823 Thread 0x0000327c (most recent call first):
    824   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    825   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    826   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    827   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    828 
    829 Thread 0x00000ac8 (most recent call first):
    830   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    831   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    832   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    833   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    834 
    835 Thread 0x00002930 (most recent call first):
    836   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    837   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    838   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    839   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    840   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    841   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    842   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    843 
    844 Thread 0x00004168 (most recent call first):
    845   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    846   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    847   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    848   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    849 
    850 Thread 0x00004120 (most recent call first):
    851   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    852   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    853   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    854   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    855 
    856 Thread 0x0000412c (most recent call first):
    857   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    858   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    859   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    860   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    861 
    862 Thread 0x00000acc (most recent call first):
    863   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    864   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    865   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    866   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    867 
    868 Thread 0x0000404c (most recent call first):
    869   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    870   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    871   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    872   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    873 
    874 Thread 0x000018ec (most recent call first):
    875   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    876   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    877   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    878   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    879 
    880 Thread 0x00003268 (most recent call first):
    881   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    882   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    883   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    884   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    885 
    886 Thread 0x000041d4 (most recent call first):
    887   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    888   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    889   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    890   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    891 
    892 Thread 0x000035d0 (most recent call first):
    893   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    894   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    895   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    896   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    897   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    898   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    899   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    900 Windows fatal exception: code 0x8001010e
    901 
    902 Thread 0x0000327c (most recent call first):
    903   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    904   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    905   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    906   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    907 
    908 Thread 0x00000ac8 (most recent call first):
    909   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    910   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    911   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    912   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    913 
    914 Thread 0x00002930 (most recent call first):
    915   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    916   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    917   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    918   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    919   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    920   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    921   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    922 
    923 Thread 0x00004168 (most recent call first):
    924   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    925   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    926   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    927   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    928 
    929 Thread 0x00004120 (most recent call first):
    930   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    931   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    932   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    933   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    934 
    935 Thread 0x0000412c (most recent call first):
    936   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    937   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    938   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    939   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    940 
    941 Thread 0x00000acc (most recent call first):
    942   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    943   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    944   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    945   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    946 
    947 Thread 0x0000404c (most recent call first):
    948   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    949   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    950   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    951   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    952 
    953 Thread 0x000018ec (most recent call first):
    954   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    955   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    956   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    957   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    958 
    959 Thread 0x00003268 (most recent call first):
    960   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    961   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    962   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    963   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    964 
    965 Thread 0x000041d4 (most recent call first):
    966   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    967   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    968   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    969   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    970 
    971 Thread 0x000035d0 (most recent call first):
    972   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    973   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    974   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    975   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    976   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    977   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    978   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    979 Windows fatal exception: code 0x8001010e
    980 
    981 Thread 0x0000327c (most recent call first):
    982   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    983   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    984   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    985   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    986 
    987 Thread 0x00000ac8 (most recent call first):
    988   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    989   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    990   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    991   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    992 
    993 Thread 0x00002930 (most recent call first):
    994   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    995   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    996   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    997   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    998   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    999   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1000   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1001 
    1002 Thread 0x00004168 (most recent call first):
    1003   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1004   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1005   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1006   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1007 
    1008 Thread 0x00004120 (most recent call first):
    1009   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1010   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1011   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1012   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1013 
    1014 Thread 0x0000412c (most recent call first):
    1015   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1016   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1017   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1018   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1019 
    1020 Thread 0x00000acc (most recent call first):
    1021   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1022   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1023   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1024   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1025 
    1026 Thread 0x0000404c (most recent call first):
    1027   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1028   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1029   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1030   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1031 
    1032 Thread 0x000018ec (most recent call first):
    1033   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1034   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1035   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1036   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1037 
    1038 Thread 0x00003268 (most recent call first):
    1039   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1040   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1041   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1042   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1043 
    1044 Thread 0x000041d4 (most recent call first):
    1045   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1046   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1047   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1048   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1049 
    1050 Thread 0x000035d0 (most recent call first):
    1051   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1052   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1053   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1054   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1055   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1056   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1057   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1058 Windows fatal exception: code 0x8001010e
    1059 
    1060 Thread 0x0000327c (most recent call first):
    1061   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1062   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1063   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1064   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1065 
    1066 Thread 0x00000ac8 (most recent call first):
    1067   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1068   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1069   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1070   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1071 
    1072 Thread 0x00002930 (most recent call first):
    1073   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1074   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1075   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1076   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1077   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1078   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1079   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1080 
    1081 Thread 0x00004168 (most recent call first):
    1082   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1083   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1084   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1085   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1086 
    1087 Thread 0x00004120 (most recent call first):
    1088   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1089   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1090   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1091   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1092 
    1093 Thread 0x0000412c (most recent call first):
    1094   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1095   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1096   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1097   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1098 
    1099 Thread 0x00000acc (most recent call first):
    1100   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1101   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1102   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1103   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1104 
    1105 Thread 0x0000404c (most recent call first):
    1106   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1107   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1108   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1109   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1110 
    1111 Thread 0x000018ec (most recent call first):
    1112   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1113   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1114   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1115   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1116 
    1117 Thread 0x00003268 (most recent call first):
    1118   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1119   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1120   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1121   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1122 
    1123 Thread 0x000041d4 (most recent call first):
    1124   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1125   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1126   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1127   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1128 
    1129 Thread 0x000035d0 (most recent call first):
    1130   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1131   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1132   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1133   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1134   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1135   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1136   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1137 Windows fatal exception: code 0x8001010e
    1138 
    1139 Thread 0x0000327c (most recent call first):
    1140   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1141   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1142   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1143   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1144 
    1145 Thread 0x00000ac8 (most recent call first):
    1146   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1147   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1148   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1149   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1150 
    1151 Thread 0x00002930 (most recent call first):
    1152   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1153   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1154   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1155   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1156   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1157   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1158   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1159 
    1160 Thread 0x00004168 (most recent call first):
    1161   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1162   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1163   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1164   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1165 
    1166 Thread 0x00004120 (most recent call first):
    1167   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1168   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1169   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1170   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1171 
    1172 Thread 0x0000412c (most recent call first):
    1173   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1174   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1175   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1176   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1177 
    1178 Thread 0x00000acc (most recent call first):
    1179   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1180   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1181   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1182   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1183 
    1184 Thread 0x0000404c (most recent call first):
    1185   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1186   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1187   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1188   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1189 
    1190 Thread 0x000018ec (most recent call first):
    1191   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1192   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1193   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1194   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1195 
    1196 Thread 0x00003268 (most recent call first):
    1197   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1198   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1199   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1200   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1201 
    1202 Thread 0x000041d4 (most recent call first):
    1203   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1204   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1205   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1206   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1207 
    1208 Thread 0x000035d0 (most recent call first):
    1209   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1210   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1211   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1212   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1213   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1214   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1215   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1216 Windows fatal exception: code 0x8001010e
    1217 
    1218 Thread 0x0000327c (most recent call first):
    1219   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1220   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1221   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1222   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1223 
    1224 Thread 0x00000ac8 (most recent call first):
    1225   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1226   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1227   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1228   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1229 
    1230 Thread 0x00002930 (most recent call first):
    1231   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1232   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1233   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1234   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1235   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1236   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1237   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1238 
    1239 Thread 0x00004168 (most recent call first):
    1240   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1241   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1242   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1243   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1244 
    1245 Thread 0x00004120 (most recent call first):
    1246   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1247   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1248   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1249   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1250 
    1251 Thread 0x0000412c (most recent call first):
    1252   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1253   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1254   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1255   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1256 
    1257 Thread 0x00000acc (most recent call first):
    1258   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1259   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1260   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1261   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1262 
    1263 Thread 0x0000404c (most recent call first):
    1264   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1265   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1266   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1267   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1268 
    1269 Thread 0x000018ec (most recent call first):
    1270   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1271   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1272   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1273   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1274 
    1275 Thread 0x00003268 (most recent call first):
    1276   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1277   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1278   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1279   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1280 
    1281 Thread 0x000041d4 (most recent call first):
    1282   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1283   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1284   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1285   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1286 
    1287 Thread 0x000035d0 (most recent call first):
    1288   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1289   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1290   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1291   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1292   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1293   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1294   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1295 Windows fatal exception: code 0x8001010e
    1296 
    1297 Thread 0x0000327c (most recent call first):
    1298   File "C:\Program Files\ChimeraX 1.4.dev20220Windows fatal exception: code 0x328001010e3
    1299 
    1300 01Windows fatal exception: 1code 0x58001010e\
    1301 
    1302 biWindows fatal exception: ncode 0x\8001010el
    1303 
    1304 iWindows fatal exception: bcode 0x\8001010em
    1305 
    1306 uWindows fatal exception: lcode 0xt8001010ei
    1307 
    1308 pWindows fatal exception: Windows fatal exception: code 0x8001010eroccode 0x8001010e
    1309 
    1310 
    1311 
    1312 Windows fatal exception: code 0xWindows fatal exception: es8001010escode 0x8001010e
    1313 
    1314 
    1315 
    1316 Windows fatal exception: Windows fatal exception: inWindows fatal exception: code 0x8001010ecode 0x8001010e
    1317 
    1318 code 0xWindows fatal exception: 8001010ecode 0x
    1319 
    1320 8001010e
    1321 
    1322 Windows fatal exception:
    1323 
    1324 gWindows fatal exception: \code 0xcode 0x8001010e
    1325 
    1326 pWindows fatal exception: 8001010e
    1327 
    1328 oWindows fatal exception: olcode 0x8001010ecode 0x8001010e.p
    1329 
    1330 Windows fatal exception:
    1331 
    1332 Windows fatal exception: Windows fatal exception: code 0xcode 0xy", line code 0x8001010e
    1333 
    1334 8001010eWindows fatal exception:
    1335 
    1336 code 0x576 in _handWindows fatal exception: l8001010eecode 0x_
    1337 
    1338 Windows fatal exception: Windows fatal exception: 8001010e
    1339 
    1340 rWindows fatal exception: 8001010ecode 0x
    1341 
    1342 code 0xWindows fatal exception: esucode 0x8001010e8001010e
    1343 
    1344 8001010eWindows fatal exception: code 0x8001010el
    1345 
    1346 tsWindows fatal exception:
    1347 code 0x
    1348 
    1349 8001010e
    1350 
    1351 Windows fatal exception: code 0x8001010e
    1352 
    1353   File Windows fatal exception: "code 0xWindows fatal exception: code 0xcode 0x8001010e8001010eC:\
    1354 
    1355 Windows fatal exception: 8001010e
    1356 
    1357 
    1358 
    1359 Windows fatal exception: code 0xWindows fatal exception:
    1360 
    1361 Windows fatal exception: code 0x8001010e
    1362 
    1363 Windows fatal exception: code 0x8001010e
    1364 
    1365 PWindows fatal exception: rcode 0x8001010ecode 0x
    1366 
    1367 8001010e
    1368 
    1369 8001010e
    1370 
    1371 code 0x8001010e
    1372 
    1373 Windows fatal exception: code 0xWindows fatal exception: code 0xo8001010eg
    1374 
    1375 raWindows fatal exception: m8001010e
    1376 
    1377 code 0xWindows fatal exception: 8001010ecode 0x Fi
    1378 
    1379 8001010eWindows fatal exception:
    1380 
    1381 code 0xle8001010es
    1382 
    1383 \CWindows fatal exception: hcode 0xi8001010em
    1384 
    1385 eWindows fatal exception: code 0xra8001010eX
    1386 
    1387  1Windows fatal exception: code 0x.48001010e.
    1388 
    1389 dev202203230115\bin\lib\threading.py", line 910 in run
    1390   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1391   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1392 
    1393 Thread 0x00000ac8 (most recent call first):
    1394   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1395   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1396   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1397   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1398 
    1399 Thread 0x00002930 (most recent call first):
    1400   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1401   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1402   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1403   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1404   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1405   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1406   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1407 
    1408 Thread 0x00004168 (most recent call first):
    1409   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1410   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1411   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1412   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1413 
    1414 Thread 0x00004120 (most recent call first):
    1415   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1416   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1417   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1418   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1419 
    1420 Thread 0x0000412c (most recent call first):
    1421   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1422   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1423   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1424   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1425 
    1426 Thread 0x00000acc (most recent call first):
    1427   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1428   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1429   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1430   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1431 
    1432 Thread 0x0000404c (most recent call first):
    1433   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1434   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1435   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1436   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1437 
    1438 Thread 0x000018ec (most recent call first):
    1439   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1440   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1441   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1442   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1443 
    1444 Thread 0x00003268 (most recent call first):
    1445   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1446   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1447   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1448   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1449 
    1450 Thread 0x000041d4 (most recent call first):
    1451   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1452   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1453   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1454   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1455 
    1456 Thread 0x000035d0 (most recent call first):
    1457   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1458   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1459   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1460   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1461   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1462   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1463   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1464 Windows fatal exception: code 0x8001010e
    1465 
    1466 Thread 0x0000327c (most recent call first):
    1467   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1468   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1469   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1470   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1471 
    1472 Thread 0x00000ac8 (most recent call first):
    1473   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1474   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1475   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1476   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1477 
    1478 Thread 0x00002930 (most recent call first):
    1479   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1480   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1481   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1482   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1483   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1484   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1485   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1486 
    1487 Thread 0x00004168 (most recent call first):
    1488   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1489   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1490   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1491   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1492 
    1493 Thread 0x00004120 (most recent call first):
    1494   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1495   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1496   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1497   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1498 
    1499 Thread 0x0000412c (most recent call first):
    1500   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1501   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1502   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1503   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1504 
    1505 Thread 0x00000acc (most recent call first):
    1506   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1507   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1508   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1509   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1510 
    1511 Thread 0x0000404c (most recent call first):
    1512   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1513   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1514   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1515   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1516 
    1517 Thread 0x000018ec (most recent call first):
    1518   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1519   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1520   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1521   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1522 
    1523 Thread 0x00003268 (most recent call first):
    1524   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1525   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1526   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1527   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1528 
    1529 Thread 0x000041d4 (most recent call first):
    1530   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1531   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1532   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1533   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1534 
    1535 Thread 0x000035d0 (most recent call first):
    1536   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1537   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1538   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1539   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1540   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1541   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1542   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1543 Windows fatal exception: code 0x8001010e
    1544 
    1545 Thread 0x0000327c (most recent call first):
    1546   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1547   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1548   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1549   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1550 
    1551 Thread 0x00000ac8 (most recent call first):
    1552   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1553   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1554   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1555   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1556 
    1557 Thread 0x00002930 (most recent call first):
    1558   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1559   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1560   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1561   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1562   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1563   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1564   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1565 
    1566 Thread 0x00004168 (most recent call first):
    1567   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1568   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1569   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1570   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1571 
    1572 Thread 0x00004120 (most recent call first):
    1573   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1574   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1575   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1576   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1577 
    1578 Thread 0x0000412c (most recent call first):
    1579   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1580   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1581   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1582   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1583 
    1584 Thread 0x00000acc (most recent call first):
    1585   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1586   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1587   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1588   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1589 
    1590 Thread 0x0000404c (most recent call first):
    1591   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1592   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1593   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1594   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1595 
    1596 Thread 0x000018ec (most recent call first):
    1597   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1598   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1599   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1600   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1601 
    1602 Thread 0x00003268 (most recent call first):
    1603   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1604   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1605   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1606   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1607 
    1608 Thread 0x000041d4 (most recent call first):
    1609   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1610   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1611   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1612   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1613 
    1614 Thread 0x000035d0 (most recent call first):
    1615   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1616   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1617   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1618   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1619   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1620   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1621   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1622 Windows fatal exception: code 0x8001010e
    1623 
    1624 Thread 0x0000327c (most recent call first):
    1625   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1626   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1627   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1628   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1629 
    1630 Thread 0x00000ac8 (most recent call first):
    1631   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1632   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1633   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1634   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1635 
    1636 Thread 0x00002930 (most recent call first):
    1637   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1638   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1639   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1640   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1641   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1642   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1643   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1644 
    1645 Thread 0x00004168 (most recent call first):
    1646   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1647   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1648   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1649   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1650 
    1651 Thread 0x00004120 (most recent call first):
    1652   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1653   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1654   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1655   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1656 
    1657 Thread 0x0000412c (most recent call first):
    1658   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1659   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1660   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1661   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1662 
    1663 Thread 0x00000acc (most recent call first):
    1664   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1665   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1666   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1667   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1668 
    1669 Thread 0x0000404c (most recent call first):
    1670   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1671   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1672   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1673   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1674 
    1675 Thread 0x000018ec (most recent call first):
    1676   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1677   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1678   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1679   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1680 
    1681 Thread 0x00003268 (most recent call first):
    1682   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1683   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1684   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1685   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1686 
    1687 Thread 0x000041d4 (most recent call first):
    1688   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1689   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1690   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1691   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1692 
    1693 Thread 0x000035d0 (most recent call first):
    1694   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1695   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1696   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1697   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1698   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1699   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1700   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1701 Windows fatal exception: code 0x8001010e
    1702 
    1703 Thread 0x0000327c (most recent call first):
    1704   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1705   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1706   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1707   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1708 
    1709 Thread 0x00000ac8 (most recent call first):
    1710   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1711   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1712   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1713   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1714 
    1715 Thread 0x00002930 (most recent call first):
    1716   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1717   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1718   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1719   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1720   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1721   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1722   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1723 
    1724 Thread 0x00004168 (most recent call first):
    1725   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1726   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1727   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1728   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1729 
    1730 Thread 0x00004120 (most recent call first):
    1731   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1732   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1733   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1734   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1735 
    1736 Thread 0x0000412c (most recent call first):
    1737   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1738   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1739   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1740   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1741 
    1742 Thread 0x00000acc (most recent call first):
    1743   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1744   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1745   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1746   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1747 
    1748 Thread 0x0000404c (most recent call first):
    1749   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1750   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1751   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1752   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1753 
    1754 Thread 0x000018ec (most recent call first):
    1755   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1756   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1757   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1758   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1759 
    1760 Thread 0x00003268 (most recent call first):
    1761   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1762   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1763   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1764   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1765 
    1766 Thread 0x000041d4 (most recent call first):
    1767   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1768   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1769   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1770   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1771 
    1772 Thread 0x000035d0 (most recent call first):
    1773   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1774   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1775   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1776   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1777   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1778   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1779   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1780 Windows fatal exception: code 0x8001010e
    1781 
    1782 Thread 0x0000327c (most recent call first):
    1783   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1784   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1785   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1786   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1787 
    1788 Thread 0x00000ac8 (most recent call first):
    1789   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1790   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1791   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1792   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1793 
    1794 Thread 0x00002930 (most recent call first):
    1795   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1796   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1797   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1798   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1799   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1800   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1801   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1802 
    1803 Thread 0x00004168 (most recent call first):
    1804   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1805   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1806   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1807   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1808 
    1809 Thread 0x00004120 (most recent call first):
    1810   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1811   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1812   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1813   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1814 
    1815 Thread 0x0000412c (most recent call first):
    1816   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1817   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1818   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1819   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1820 
    1821 Thread 0x00000acc (most recent call first):
    1822   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1823   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1824   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1825   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1826 
    1827 Thread 0x0000404c (most recent call first):
    1828   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1829   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1830   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1831   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1832 
    1833 Thread 0x000018ec (most recent call first):
    1834   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1835   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1836   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1837   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1838 
    1839 Thread 0x00003268 (most recent call first):
    1840   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1841   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1842   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1843   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1844 
    1845 Thread 0x000041d4 (most recent call first):
    1846   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1847   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1848   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1849   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1850 
    1851 Thread 0x000035d0 (most recent call first):
    1852   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1853   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1854   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1855   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1856   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1857   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1858   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1859 Windows fatal exception: code 0x8001010e
    1860 
    1861 Thread 0x0000327c (most recent call first):
    1862   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1863   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1864   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1865   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1866 
    1867 Thread 0x00000ac8 (most recent call first):
    1868   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1869   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1870   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1871   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1872 
    1873 Thread 0x00002930 (most recent call first):
    1874   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1875   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1876   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1877   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1878   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1879   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1880   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1881 
    1882 Thread 0x00004168 (most recent call first):
    1883   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1884   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1885   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1886   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1887 
    1888 Thread 0x00004120 (most recent call first):
    1889   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1890   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1891   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1892   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1893 
    1894 Thread 0x0000412c (most recent call first):
    1895   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1896   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1897   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1898   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1899 
    1900 Thread 0x00000acc (most recent call first):
    1901   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1902   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1903   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1904   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1905 
    1906 Thread 0x0000404c (most recent call first):
    1907   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1908   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1909   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1910   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1911 
    1912 Thread 0x000018ec (most recent call first):
    1913   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1914   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1915   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1916   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1917 
    1918 Thread 0x00003268 (most recent call first):
    1919   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1920   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1921   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1922   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1923 
    1924 Thread 0x000041d4 (most recent call first):
    1925   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1926   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1927   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1928   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1929 
    1930 Thread 0x000035d0 (most recent call first):
    1931   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    1932   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    1933   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    1934   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    1935   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    1936   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    1937   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    1938 Windows fatal exception: code 0x8001010e
    1939 
    1940 Thread 0x0000327c (most recent call first):
    1941   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    1942   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1943   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1944   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1945 
    1946 Thread 0x00000ac8 (most recent call first):
    1947   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    1948   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1949   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1950   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1951 
    1952 Thread 0x00002930 (most recent call first):
    1953   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    1954   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    1955   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    1956   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    1957   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1958   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1959   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1960 
    1961 Thread 0x00004168 (most recent call first):
    1962   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1963   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1964   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1965   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1966 
    1967 Thread 0x00004120 (most recent call first):
    1968   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1969   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1970   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1971   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1972 
    1973 Thread 0x0000412c (most recent call first):
    1974   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1975   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1976   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1977   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1978 
    1979 Thread 0x00000acc (most recent call first):
    1980   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1981   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1982   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1983   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1984 
    1985 Thread 0x0000404c (most recent call first):
    1986   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1987   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1988   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1989   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1990 
    1991 Thread 0x000018ec (most recent call first):
    1992   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1993   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    1994   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    1995   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    1996 
    1997 Thread 0x00003268 (most recent call first):
    1998   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    1999   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2000   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2001   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2002 
    2003 Thread 0x000041d4 (most recent call first):
    2004   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2005   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2006   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2007   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2008 
    2009 Thread 0x000035d0 (most recent call first):
    2010   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2011   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2012   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2013   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2014   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2015   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2016   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2017 Windows fatal exception: code 0x8001010e
    2018 
    2019 Thread 0x0000327c (most recent call first):
    2020   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2021   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2022   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2023   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2024 
    2025 Thread 0x00000ac8 (most recent call first):
    2026   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2027   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2028   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2029   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2030 
    2031 Thread 0x00002930 (most recent call first):
    2032   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2033   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2034   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2035   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2036   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2037   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2038   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2039 
    2040 Thread 0x00004168 (most recent call first):
    2041   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2042   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2043   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2044   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2045 
    2046 Thread 0x00004120 (most recent call first):
    2047   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2048   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2049   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2050   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2051 
    2052 Thread 0x0000412c (most recent call first):
    2053   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2054   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2055   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2056   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2057 
    2058 Thread 0x00000acc (most recent call first):
    2059   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2060   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2061   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2062   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2063 
    2064 Thread 0x0000404c (most recent call first):
    2065   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2066   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2067   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2068   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2069 
    2070 Thread 0x000018ec (most recent call first):
    2071   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2072   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2073   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2074   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2075 
    2076 Thread 0x00003268 (most recent call first):
    2077   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2078   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2079   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2080   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2081 
    2082 Thread 0x000041d4 (most recent call first):
    2083   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2084   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2085   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2086   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2087 
    2088 Thread 0x000035d0 (most recent call first):
    2089   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2090   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2091   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2092   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2093   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2094   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2095   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2096 Windows fatal exception: code 0x8001010e
    2097 
    2098 Thread 0x0000327c (most recent call first):
    2099   File "C:\Program Files\ChimeraX 1.4.dev20Windows fatal exception: code 0x28001010e2
    2100 
    2101 03Windows fatal exception: 2code 0x38001010e0
    2102 
    2103 1Windows fatal exception: 1code 0x58001010e\
    2104 
    2105 bWindows fatal exception: icode 0xn8001010e\
    2106 
    2107 lWindows fatal exception: icode 0xb8001010e\
    2108 
    2109 mWindows fatal exception: ucode 0xl8001010et
    2110 
    2111 iWindows fatal exception: pcode 0xWindows fatal exception: code 0x8001010e
    2112 
    2113 rWindows fatal exception: o8001010e
    2114 
    2115 code 0xWindows fatal exception: code 0xces8001010e
    2116 
    2117 8001010eWindows fatal exception:
    2118 
    2119 code 0x8001010eWindows fatal exception:
    2120 
    2121 code 0x8001010eWindows fatal exception: code 0x8001010esiWindows fatal exception: n
    2122 
    2123 
    2124 
    2125 Windows fatal exception: code 0xcode 0x8001010e8001010e
    2126 
    2127 g\Windows fatal exception:
    2128 
    2129 pWindows fatal exception: ocode 0x8001010e
    2130 
    2131 code 0xWindows fatal exception: 8001010ecode 0xol.p8001010ey"
    2132 
    2133 , line Windows fatal exception: 576code 0x in
    2134 
    2135 _Windows fatal exception: 8001010eWindows fatal exception: hancode 0x8001010e
    2136 
    2137 
    2138 
    2139 Windows fatal exception: code 0xdlWindows fatal exception: ecode 0xcode 0x8001010e8001010e
    2140 
    2141 8001010e
    2142 
    2143 Windows fatal exception: _rWindows fatal exception: ecode 0xs
    2144 
    2145 Windows fatal exception: code 0xcode 0x8001010e
    2146 
    2147 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0x
    2148 
    2149 8001010eul8001010e
    2150 
    2151 8001010eWindows fatal exception:
    2152 
    2153 code 0x
    2154 
    2155 ts
    2156 8001010e
    2157 
    2158 Windows fatal exception: code 0xWindows fatal exception: code 0x  File "C8001010e
    2159 
    2160 8001010eWindows fatal exception: Windows fatal exception: code 0xcode 0x8001010e
    2161 
    2162 8001010e
    2163 
    2164 :Windows fatal exception: \PWindows fatal exception: code 0xcode 0x8001010e
    2165 
    2166 rWindows fatal exception: ocode 0xg8001010er
    2167 
    2168 8001010e
    2169 
    2170 
    2171 
    2172 Windows fatal exception: am code 0xF8001010eWindows fatal exception: code 0x8001010eil
    2173 
    2174 
    2175 
    2176 Windows fatal exception: esWindows fatal exception: \code 0xcode 0x8001010eC
    2177 
    2178 hWindows fatal exception: imcode 0xe8001010e
    2179 
    2180 8001010eWindows fatal exception: ra
    2181 
    2182 code 0xWindows fatal exception: X 18001010e
    2183 
    2184 code 0xWindows fatal exception: 8001010ecode 0x
    2185 
    2186 .4.8001010e
    2187 
    2188 deWindows fatal exception: vcode 0x28001010e0
    2189 
    2190 2203230115\bin\lib\threading.py", line 910 in run
    2191   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2192   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2193 
    2194 Thread 0x00000ac8 (most recent call first):
    2195   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2196   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2197   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2198   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2199 
    2200 Thread 0x00002930 (most recent call first):
    2201   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2202   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2203   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2204   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2205   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2206   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2207   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2208 
    2209 Thread 0x00004168 (most recent call first):
    2210   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2211   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2212   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2213   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2214 
    2215 Thread 0x00004120 (most recent call first):
    2216   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2217   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2218   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2219   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2220 
    2221 Thread 0x0000412c (most recent call first):
    2222   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2223   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2224   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2225   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2226 
    2227 Thread 0x00000acc (most recent call first):
    2228   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2229   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2230   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2231   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2232 
    2233 Thread 0x0000404c (most recent call first):
    2234   File "C:\Program Files\ChimeraX 1.4.dev202Windows fatal exception: code 0x28001010e0
    2235 
    2236 32Windows fatal exception: 3code 0x08001010e1
    2237 
    2238 15\bWindows fatal exception: code 0xin8001010e
    2239 
    2240 \Windows fatal exception: lWindows fatal exception: code 0xcode 0x8001010ei
    2241 
    2242 bWindows fatal exception: \8001010emcode 0x8001010e
    2243 
    2244 
    2245 
    2246 uWindows fatal exception: Windows fatal exception: code 0xl8001010eWindows fatal exception: code 0xtipcode 0x8001010e
    2247 
    2248 
    2249 
    2250 Windows fatal exception: 8001010e
    2251 
    2252 roWindows fatal exception: code 0xcode 0x8001010ec
    2253 
    2254 8001010eWindows fatal exception:
    2255 
    2256 code 0x8001010eWindows fatal exception: code 0xesWindows fatal exception: code 0x8001010e8001010e
    2257 
    2258 sWindows fatal exception: code 0x
    2259 
    2260 in
    2261 
    2262 8001010eWindows fatal exception: Windows fatal exception: code 0x
    2263 
    2264 8001010egWindows fatal exception: code 0x8001010e
    2265 
    2266 \poocode 0x
    2267 
    2268 Windows fatal exception: code 0xWindows fatal exception: 8001010ecode 0xl.8001010e
    2269 
    2270 
    2271 
    2272 Windows fatal exception: code 0xpy8001010e
    2273 
    2274 8001010eWindows fatal exception: ", line 114code 0x8001010e
    2275 
    2276  in Windows fatal exception: wWindows fatal exception: o
    2277 
    2278 rcode 0xWindows fatal exception: code 0xcode 0x8001010e8001010e
    2279 
    2280 
    2281 
    2282 8001010eWindows fatal exception: kcode 0xWindows fatal exception: 8001010e
    2283 
    2284 eWindows fatal exception: r
    2285 
    2286 
    2287 code 0xWindows fatal exception: code 0x8001010e  File
    2288 
    2289 "Ccode 0x8001010e8001010e
    2290 
    2291 :\
    2292 
    2293 PrWindows fatal exception: ocode 0xg8001010er
    2294 
    2295 aWindows fatal exception: mcode 0x 8001010eF
    2296 
    2297 ileWindows fatal exception: code 0xs\8001010eC
    2298 
    2299 hiWindows fatal exception: mcode 0xe8001010er
    2300 
    2301 aWindows fatal exception: Xcode 0x 8001010e1
    2302 
    2303 .Windows fatal exception: 4code 0x.de8001010ev
    2304 
    2305 20Windows fatal exception: 2code 0x28001010e0
    2306 
    2307 3230115\bin\liWindows fatal exception: code 0xb8001010e\
    2308 
    2309 thWindows fatal exception: rcode 0xe8001010ea
    2310 
    2311 dWindows fatal exception: icode 0xn8001010eg
    2312 
    2313 .Windows fatal exception: pcode 0xy8001010e"
    2314 
    2315 , line Windows fatal exception: 910code 0x in 8001010er
    2316 
    2317 uWindows fatal exception: ncode 0x
    2318 8001010e  File
    2319 
    2320 "Windows fatal exception: Ccode 0x:8001010e\
    2321 
    2322 PWindows fatal exception: rcode 0x8001010e
    2323 
    2324 oWindows fatal exception: grcode 0xa8001010em
    2325 
    2326  FilesWindows fatal exception: code 0x\8001010eC
    2327 
    2328 hiWindows fatal exception: mcode 0xe8001010er
    2329 
    2330 aWindows fatal exception: Xcode 0x 8001010e1
    2331 
    2332 .Windows fatal exception: 4code 0x.8001010ed
    2333 
    2334 eWindows fatal exception: vcode 0x28001010e0
    2335 
    2336 2Windows fatal exception: 2code 0x08001010e3
    2337 
    2338 2Windows fatal exception: 3code 0x08001010e1
    2339 
    2340 1Windows fatal exception: 5code 0x\8001010eb
    2341 
    2342 iWindows fatal exception: ncode 0x\8001010el
    2343 
    2344 ib\threading.py", line 973 in _bootstrap_inner
    2345   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2346 
    2347 Thread 0x000018ec (most recent call first):
    2348   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2349   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2350   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2351   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2352 
    2353 Thread 0x00003268 (most recent call first):
    2354   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2355   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2356   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2357   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2358 
    2359 Thread 0x000041d4 (most recent call first):
    2360   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2361   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2362   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2363   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2364 
    2365 Thread 0x000035d0 (most recent call first):
    2366   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2367   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2368   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2369   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2370   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2371   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2372   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2373 Windows fatal exception: code 0x8001010e
    2374 
    2375 Thread 0x0000327c (most recent call first):
    2376   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2377   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2378   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2379   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2380 
    2381 Thread 0x00000ac8 (most recent call first):
    2382   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2383   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2384   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2385   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2386 
    2387 Thread 0x00002930 (most recent call first):
    2388   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2389   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2390   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2391   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2392   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2393   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2394   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2395 
    2396 Thread 0x00004168 (most recent call first):
    2397   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2398   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2399   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2400   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2401 
    2402 Thread 0x00004120 (most recent call first):
    2403   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2404   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2405   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2406   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2407 
    2408 Thread 0x0000412c (most recent call first):
    2409   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2410   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2411   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2412   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2413 
    2414 Thread 0x00000acc (most recent call first):
    2415   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2416   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2417   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2418   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2419 
    2420 Thread 0x0000404c (most recent call first):
    2421   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2422   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2423   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2424   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2425 
    2426 Thread 0x000018ec (most recent call first):
    2427   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2428   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2429   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2430   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2431 
    2432 Thread 0x00003268 (most recent call first):
    2433   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2434   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2435   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2436   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2437 
    2438 Thread 0x000041d4 (most recent call first):
    2439   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2440   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2441   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2442   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2443 
    2444 Thread 0x000035d0 (most recent call first):
    2445   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2446   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2447   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2448   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2449   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2450   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2451   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2452 Windows fatal exception: code 0x8001010e
    2453 
    2454 Thread 0x0000327c (most recent call first):
    2455   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2456   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2457   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2458   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2459 
    2460 Thread 0x00000ac8 (most recent call first):
    2461   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2462   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2463   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2464   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2465 
    2466 Thread 0x00002930 (most recent call first):
    2467   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2468   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2469   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2470   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2471   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2472   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2473   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2474 
    2475 Thread 0x00004168 (most recent call first):
    2476   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2477   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2478   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2479   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2480 
    2481 Thread 0x00004120 (most recent call first):
    2482   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2483   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2484   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2485   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2486 
    2487 Thread 0x0000412c (most recent call first):
    2488   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2489   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2490   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2491   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2492 
    2493 Thread 0x00000acc (most recent call first):
    2494   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2495   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2496   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2497   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2498 
    2499 Thread 0x0000404c (most recent call first):
    2500   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2501   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2502   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2503   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2504 
    2505 Thread 0x000018ec (most recent call first):
    2506   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2507   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2508   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2509   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2510 
    2511 Thread 0x00003268 (most recent call first):
    2512   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2513   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2514   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2515   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2516 
    2517 Thread 0x000041d4 (most recent call first):
    2518   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2519   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2520   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2521   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2522 
    2523 Thread 0x000035d0 (most recent call first):
    2524   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2525   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2526   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2527   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2528   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2529   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2530   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2531 Windows fatal exception: code 0x8001010e
    2532 
    2533 Thread 0x0000327c (most recent call first):
    2534   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2535   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2536   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2537   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2538 
    2539 Thread 0x00000ac8 (most recent call first):
    2540   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2541   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2542   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2543   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2544 
    2545 Thread 0x00002930 (most recent call first):
    2546   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2547   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2548   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2549   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2550   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2551   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2552   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2553 
    2554 Thread 0x00004168 (most recent call first):
    2555   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2556   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2557   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2558   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2559 
    2560 Thread 0x00004120 (most recent call first):
    2561   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2562   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2563   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2564   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2565 
    2566 Thread 0x0000412c (most recent call first):
    2567   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2568   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2569   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2570   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2571 
    2572 Thread 0x00000acc (most recent call first):
    2573   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2574   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2575   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2576   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2577 
    2578 Thread 0x0000404c (most recent call first):
    2579   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2580   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2581   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2582   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2583 
    2584 Thread 0x000018ec (most recent call first):
    2585   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2586   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2587   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2588   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2589 
    2590 Thread 0x00003268 (most recent call first):
    2591   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2592   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2593   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2594   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2595 
    2596 Thread 0x000041d4 (most recent call first):
    2597   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2598   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2599   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2600   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2601 
    2602 Thread 0x000035d0 (most recent call first):
    2603   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2604   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2605   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2606   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2607   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2608   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2609   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2610 Windows fatal exception: code 0x8001010e
    2611 
    2612 Thread 0x0000327c (most recent call first):
    2613   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2614   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2615   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2616   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2617 
    2618 Thread 0x00000ac8 (most recent call first):
    2619   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2620   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2621   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2622   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2623 
    2624 Thread 0x00002930 (most recent call first):
    2625   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2626   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2627   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2628   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2629   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2630   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2631   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2632 
    2633 Thread 0x00004168 (most recent call first):
    2634   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2635   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2636   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2637   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2638 
    2639 Thread 0x00004120 (most recent call first):
    2640   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2641   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2642   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2643   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2644 
    2645 Thread 0x0000412c (most recent call first):
    2646   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2647   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2648   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2649   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2650 
    2651 Thread 0x00000acc (most recent call first):
    2652   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2653   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2654   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2655   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2656 
    2657 Thread 0x0000404c (most recent call first):
    2658   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2659   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2660   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2661   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2662 
    2663 Thread 0x000018ec (most recent call first):
    2664   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2665   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2666   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2667   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2668 
    2669 Thread 0x00003268 (most recent call first):
    2670   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2671   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2672   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2673   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2674 
    2675 Thread 0x000041d4 (most recent call first):
    2676   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2677   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2678   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2679   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2680 
    2681 Thread 0x000035d0 (most recent call first):
    2682   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2683   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2684   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2685   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2686   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2687   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2688   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2689 Windows fatal exception: code 0x8001010e
    2690 
    2691 Thread 0x0000327c (most recent call first):
    2692   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2693   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2694   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2695   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2696 
    2697 Thread 0x00000ac8 (most recent call first):
    2698   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2699   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2700   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2701   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2702 
    2703 Thread 0x00002930 (most recent call first):
    2704   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2705   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2706   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2707   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2708   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2709   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2710   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2711 
    2712 Thread 0x00004168 (most recent call first):
    2713   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2714   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2715   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2716   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2717 
    2718 Thread 0x00004120 (most recent call first):
    2719   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2720   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2721   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2722   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2723 
    2724 Thread 0x0000412c (most recent call first):
    2725   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2726   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2727   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2728   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2729 
    2730 Thread 0x00000acc (most recent call first):
    2731   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2732   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2733   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2734   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2735 
    2736 Thread 0x0000404c (most recent call first):
    2737   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2738   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2739   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2740   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2741 
    2742 Thread 0x000018ec (most recent call first):
    2743   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2744   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2745   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2746   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2747 
    2748 Thread 0x00003268 (most recent call first):
    2749   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2750   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2751   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2752   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2753 
    2754 Thread 0x000041d4 (most recent call first):
    2755   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2756   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2757   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2758   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2759 
    2760 Thread 0x000035d0 (most recent call first):
    2761   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2762   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2763   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2764   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2765   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2766   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2767   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2768 Windows fatal exception: code 0x8001010e
    2769 
    2770 Thread 0x0000327c (most recent call first):
    2771   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2772   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2773   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2774   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2775 
    2776 Thread 0x00000ac8 (most recent call first):
    2777   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2778   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2779   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2780   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2781 
    2782 Thread 0x00002930 (most recent call first):
    2783   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2784   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2785   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2786   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2787   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2788   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2789   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2790 
    2791 Thread 0x00004168 (most recent call first):
    2792   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2793   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2794   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2795   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2796 
    2797 Thread 0x00004120 (most recent call first):
    2798   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2799   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2800   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2801   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2802 
    2803 Thread 0x0000412c (most recent call first):
    2804   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2805   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2806   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2807   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2808 
    2809 Thread 0x00000acc (most recent call first):
    2810   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2811   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2812   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2813   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2814 
    2815 Thread 0x0000404c (most recent call first):
    2816   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2817   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2818   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2819   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2820 
    2821 Thread 0x000018ec (most recent call first):
    2822   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2823   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2824   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2825   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2826 
    2827 Thread 0x00003268 (most recent call first):
    2828   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2829   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2830   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2831   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2832 
    2833 Thread 0x000041d4 (most recent call first):
    2834   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2835   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2836   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2837   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2838 
    2839 Thread 0x000035d0 (most recent call first):
    2840   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2841   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2842   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2843   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2844   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2845   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2846   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2847 Windows fatal exception: code 0x8001010e
    2848 
    2849 Thread 0x0000327c (most recent call first):
    2850   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2851   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2852   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2853   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2854 
    2855 Thread 0x00000ac8 (most recent call first):
    2856   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2857   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2858   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2859   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2860 
    2861 Thread 0x00002930 (most recent call first):
    2862   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2863   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2864   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2865   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2866   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2867   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2868   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2869 
    2870 Thread 0x00004168 (most recent call first):
    2871   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2872   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2873   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2874   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2875 
    2876 Thread 0x00004120 (most recent call first):
    2877   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2878   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2879   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2880   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2881 
    2882 Thread 0x0000412c (most recent call first):
    2883   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2884   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2885   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2886   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2887 
    2888 Thread 0x00000acc (most recent call first):
    2889   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2890   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2891   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2892   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2893 
    2894 Thread 0x0000404c (most recent call first):
    2895   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2896   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2897   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2898   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2899 
    2900 Thread 0x000018ec (most recent call first):
    2901   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2902   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2903   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2904   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2905 
    2906 Thread 0x00003268 (most recent call first):
    2907   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2908   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2909   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2910   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2911 
    2912 Thread 0x000041d4 (most recent call first):
    2913   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2914   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2915   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2916   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2917 
    2918 Thread 0x000035d0 (most recent call first):
    2919   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2920   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    2921   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    2922   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    2923   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    2924   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    2925   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    2926 Windows fatal exception: code 0x8001010e
    2927 
    2928 Thread 0x0000327c (most recent call first):
    2929   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    2930   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2931   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2932   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2933 
    2934 Thread 0x00000ac8 (most recent call first):
    2935   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    2936   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2937   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2938   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2939 
    2940 Thread 0x00002930 (most recent call first):
    2941   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    2942   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    2943   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    2944   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    2945   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2946   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2947   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2948 
    2949 Thread 0x00004168 (most recent call first):
    2950   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2951   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2952   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2953   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2954 
    2955 Thread 0x00004120 (most recent call first):
    2956   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2957   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2958   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2959   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2960 
    2961 Thread 0x0000412c (most recent call first):
    2962   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2963   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2964   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2965   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2966 
    2967 Thread 0x00000acc (most recent call first):
    2968   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2969   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2970   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2971   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2972 
    2973 Thread 0x0000404c (most recent call first):
    2974   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2975   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2976   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2977   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2978 
    2979 Thread 0x000018ec (most recent call first):
    2980   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2981   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2982   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2983   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2984 
    2985 Thread 0x00003268 (most recent call first):
    2986   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2987   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2988   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2989   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2990 
    2991 Thread 0x000041d4 (most recent call first):
    2992   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    2993   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    2994   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    2995   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    2996 
    2997 Thread 0x000035d0 (most recent call first):
    2998   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    2999   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3000   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3001   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3002   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3003   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3004   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3005 Windows fatal exception: code 0x8001010e
    3006 
    3007 Thread 0x0000327c (most recent call first):
    3008   File "C:\Program Files\ChWindows fatal exception: code 0xim8001010ee
    3009 
    3010 raWindows fatal exception: Xcode 0x8001010e 1
    3011 
    3012 .4Windows fatal exception: code 0x.d8001010e
    3013 
    3014 evWindows fatal exception: code 0x28001010e
    3015 
    3016 02Windows fatal exception: code 0x28001010e
    3017 
    3018 03Windows fatal exception: code 0x28001010e
    3019 
    3020 30Windows fatal exception: code 0x18001010e
    3021 
    3022 15Windows fatal exception: code 0x\8001010e
    3023 
    3024 biWindows fatal exception: code 0xn8001010e
    3025 
    3026 \lib\multiprocessing\pool.py", line 576 in _handle_results
    3027   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3028   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3029   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3030 
    3031 Thread 0x00000ac8 (most recent call first):
    3032   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3033   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3034   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3035   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3036 
    3037 Thread 0x00002930 (most recent call first):
    3038   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3039   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3040   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3041   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3042   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3043   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3044   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3045 
    3046 Thread 0x00004168 (most recent call first):
    3047   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3048   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3049   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3050   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3051 
    3052 Thread 0x00004120 (most recent call first):
    3053   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3054   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3055   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3056   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3057 
    3058 Thread 0x0000412c (most recent call first):
    3059   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3060   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3061   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3062   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3063 
    3064 Thread 0x00000acc (most recent call first):
    3065   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3066   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3067   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3068   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3069 
    3070 Thread 0x0000404c (most recent call first):
    3071   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3072   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3073   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3074   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3075 
    3076 Thread 0x000018ec (most recent call first):
    3077   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3078   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3079   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3080   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3081 
    3082 Thread 0x00003268 (most recent call first):
    3083   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3084   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3085   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3086   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3087 
    3088 Thread 0x000041d4 (most recent call first):
    3089   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3090   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3091   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3092   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3093 
    3094 Thread 0x000035d0 (most recent call first):
    3095   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3096   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3097   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3098   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3099   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3100   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3101   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3102 Windows fatal exception: code 0x8001010e
    3103 
    3104 Thread 0x0000327c (most recent call first):
    3105   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3106   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3107   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3108   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3109 
    3110 Thread 0x00000ac8 (most recent call first):
    3111   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3112   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3113   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3114   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3115 
    3116 Thread 0x00002930 (most recent call first):
    3117   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3118   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3119   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3120   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3121   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3122   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3123   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3124 
    3125 Thread 0x00004168 (most recent call first):
    3126   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3127   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3128   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3129   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3130 
    3131 Thread 0x00004120 (most recent call first):
    3132   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3133   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3134   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3135   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3136 
    3137 Thread 0x0000412c (most recent call first):
    3138   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3139   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3140   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3141   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3142 
    3143 Thread 0x00000acc (most recent call first):
    3144   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3145   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3146   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3147   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3148 
    3149 Thread 0x0000404c (most recent call first):
    3150   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3151   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3152   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3153   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3154 
    3155 Thread 0x000018ec (most recent call first):
    3156   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3157   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3158   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3159   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3160 
    3161 Thread 0x00003268 (most recent call first):
    3162   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3163   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3164   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3165   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3166 
    3167 Thread 0x000041d4 (most recent call first):
    3168   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3169   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3170   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3171   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3172 
    3173 Thread 0x000035d0 (most recent call first):
    3174   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3175   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3176   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3177   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3178   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3179   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3180   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3181 Windows fatal exception: code 0x8001010e
    3182 
    3183 Thread 0x0000327c (most recent call first):
    3184   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3185   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3186   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3187   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3188 
    3189 Thread 0x00000ac8 (most recent call first):
    3190   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3191   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3192   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3193   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3194 
    3195 Thread 0x00002930 (most recent call first):
    3196   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3197   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3198   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3199   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3200   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3201   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3202   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3203 
    3204 Thread 0x00004168 (most recent call first):
    3205   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3206   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3207   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3208   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3209 
    3210 Thread 0x00004120 (most recent call first):
    3211   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3212   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3213   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3214   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3215 
    3216 Thread 0x0000412c (most recent call first):
    3217   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3218   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3219   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3220   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3221 
    3222 Thread 0x00000acc (most recent call first):
    3223   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3224   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3225   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3226   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3227 
    3228 Thread 0x0000404c (most recent call first):
    3229   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3230   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3231   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3232   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3233 
    3234 Thread 0x000018ec (most recent call first):
    3235   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3236   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3237   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3238   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3239 
    3240 Thread 0x00003268 (most recent call first):
    3241   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3242   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3243   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3244   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3245 
    3246 Thread 0x000041d4 (most recent call first):
    3247   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3248   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3249   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3250   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3251 
    3252 Thread 0x000035d0 (most recent call first):
    3253   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3254   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3255   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3256   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3257   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3258   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3259   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3260 Windows fatal exception: code 0x8001010e
    3261 
    3262 Thread 0x0000327c (most recent call first):
    3263   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3264   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3265   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3266   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3267 
    3268 Thread 0x00000ac8 (most recent call first):
    3269   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3270   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3271   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3272   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3273 
    3274 Thread 0x00002930 (most recent call first):
    3275   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3276   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3277   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3278   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3279   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3280   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3281   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3282 
    3283 Thread 0x00004168 (most recent call first):
    3284   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3285   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3286   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3287   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3288 
    3289 Thread 0x00004120 (most recent call first):
    3290   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3291   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3292   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3293   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3294 
    3295 Thread 0x0000412c (most recent call first):
    3296   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3297   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3298   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3299   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3300 
    3301 Thread 0x00000acc (most recent call first):
    3302   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3303   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3304   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3305   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3306 
    3307 Thread 0x0000404c (most recent call first):
    3308   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3309   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3310   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3311   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3312 
    3313 Thread 0x000018ec (most recent call first):
    3314   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3315   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3316   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3317   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3318 
    3319 Thread 0x00003268 (most recent call first):
    3320   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3321   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3322   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3323   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3324 
    3325 Thread 0x000041d4 (most recent call first):
    3326   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3327   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3328   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3329   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3330 
    3331 Thread 0x000035d0 (most recent call first):
    3332   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3333   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3334   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3335   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3336   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3337   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3338   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3339 Windows fatal exception: code 0x8001010e
    3340 
    3341 Thread 0x0000327c (most recent call first):
    3342   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3343   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3344   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3345   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3346 
    3347 Thread 0x00000ac8 (most recent call first):
    3348   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3349   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3350   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3351   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3352 
    3353 Thread 0x00002930 (most recent call first):
    3354   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3355   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3356   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3357   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3358   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3359   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3360   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3361 
    3362 Thread 0x00004168 (most recent call first):
    3363   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3364   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3365   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3366   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3367 
    3368 Thread 0x00004120 (most recent call first):
    3369   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3370   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3371   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3372   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3373 
    3374 Thread 0x0000412c (most recent call first):
    3375   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3376   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3377   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3378   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3379 
    3380 Thread 0x00000acc (most recent call first):
    3381   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3382   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3383   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3384   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3385 
    3386 Thread 0x0000404c (most recent call first):
    3387   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3388   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3389   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3390   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3391 
    3392 Thread 0x000018ec (most recent call first):
    3393   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3394   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3395   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3396   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3397 
    3398 Thread 0x00003268 (most recent call first):
    3399   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3400   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3401   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3402   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3403 
    3404 Thread 0x000041d4 (most recent call first):
    3405   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3406   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3407   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3408   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3409 
    3410 Thread 0x000035d0 (most recent call first):
    3411   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 135 in show_open_file_dialog
    3412   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\open_command\dialog.py", line 107 in
    3413   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\chimerax\ui\gui.py", line 318 in event_loop
    3414   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 867 in init
    3415   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\site-packages\ChimeraX_main.py", line 1018 in
    3416   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 87 in _run_code
    3417   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\runpy.py", line 197 in _run_module_as_main
    3418 Windows fatal exception: code 0x8001010e
    3419 
    3420 Thread 0x0000327c (most recent call first):
    3421   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 576 in _handle_results
    3422   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3423   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3424   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3425 
    3426 Thread 0x00000ac8 (most recent call first):
    3427   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks
    3428   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3429   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3430   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3431 
    3432 Thread 0x00002930 (most recent call first):
    3433   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait
    3434   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\connection.py", line 884 in wait
    3435   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates
    3436   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers
    3437   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3438   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3439   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3440 
    3441 Thread 0x00004168 (most recent call first):
    3442   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3443   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3444   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3445   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3446 
    3447 Thread 0x00004120 (most recent call first):
    3448   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3449   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3450   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3451   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3452 
    3453 Thread 0x0000412c (most recent call first):
    3454   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3455   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3456   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3457   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3458 
    3459 Thread 0x00000acc (most recent call first):
    3460   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3461   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3462   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3463   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
    3464 
    3465 Thread 0x0000404c (most recent call first):
    3466   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\multiprocessing\pool.py", line 114 in worker
    3467   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 910 in run
    3468   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 973 in _bootstrap_inner
    3469   File "C:\Program Files\ChimeraX 1.4.dev202203230115\bin\lib\threading.py", line 930 in _bootstrap
     249[lots of this deleted]
    3470250
    3471251Thread 0x000018ec (most recent call first):