Fatal Python error: Segmentation fault

Current thread 0x00000002001a8240 (most recent call first):
  File "wx/_gdi.pyc", line 684 in ConvertToImage
  File "DisplayCAL/wxfixes.pyc", line 807 in get_bitmap_disabled
  File "DisplayCAL/wxfixes.pyc", line 940 in set_bitmap_labels
  File "DisplayCAL/wxfixes.pyc", line 1149 in __init__
  File "DisplayCAL/wxMeasureFrame.pyc", line 181 in __init__
  File "DisplayCAL/DisplayCAL.pyc", line 2221 in init_measureframe
  File "DisplayCAL/DisplayCAL.pyc", line 1465 in __init__
  File "DisplayCAL/DisplayCAL.pyc", line 16178 in setup_frame
  File "wx/_core.pyc", line 16766 in <lambda>
  File "wx/_windows.pyc", line 805 in ShowModal
  File "DisplayCAL/DisplayCAL.pyc", line 16107 in __init__
  File "DisplayCAL/DisplayCAL.pyc", line 16679 in main
  File "DisplayCAL/main.pyc", line 438 in _main
  File "DisplayCAL/main.pyc", line 451 in main
  File "/Applications/DisplayCAL/DisplayCAL.app/Contents/Resources/main.py", line 6 in <module>
  File "/Applications/DisplayCAL/DisplayCAL.app/Contents/Resources/__boot__.py", line 336 in _run
  File "/Applications/DisplayCAL/DisplayCAL.app/Contents/Resources/__boot__.py", line 399 in <module>