Windows fatal exception: code 0x800706ba

Thread 0x00002550 (most recent call first):
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\chimerax\ui\gui.py", line 293 in event_loop
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 866 in init
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 1015 in <module>
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 87 in _run_code
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 194 in _run_module_as_main
Windows fatal exception: code 0x800706ba

Thread 0x00002550 (most recent call first):
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\chimerax\ui\gui.py", line 293 in event_loop
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 866 in init
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 1015 in <module>
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 87 in _run_code
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 194 in _run_module_as_main
Windows fatal exception: code 0x800706ba

Thread 0x00002550 (most recent call first):
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\chimerax\ui\gui.py", line 293 in event_loop
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 866 in init
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\site-packages\ChimeraX_main.py", line 1015 in <module>
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 87 in _run_code
  File "C:\cygwin64\home\goddard\ChimeraX1.2.5\bin\lib\runpy.py", line 194 in _run_module_as_main