Traceback (most recent call last):
  File "nara_uploader.py", line 197, in on_attributes_changed
    if not self.freeze_attributes:
AttributeError: 'NARAUPloaderMainFrame' object has no attribute 'freeze_attributes'
Traceback (most recent call last):
  File "nara_uploader.py", line 1199, in <module>
    mainFrame.Show()
  File "//usr/local/lib/wxPython-unicode-2.8.12.0/lib/python2.6/site-packages/wx-2.8-mac-unicode/wx/_core.py", line 9143, in Show
    return _core_.Window_Show(*args, **kwargs)
wx._core.PyAssertionError: C++ assertion "wxAssertFailure" failed at /BUILD/wxPython-src-2.8.12.0/src/generic/listctrl.cpp(1876) in OnPaint(): unknown list item format