Comment 0 for bug 386638

Add "Color to Alpha" action. Change "Select Color By" to the last option. Change it back to the first option -> crash:
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/wx-2.8-gtk2-unicode/wx/_core.py", line 14614, in <lambda>
    lambda event: event.callable(*event.args, **event.kw) )
  File "/usr/local/lib/python2.6/site-packages/phatch/pyWx/lib/popup.py", line 124, in OnAfterChange
    self.on_change(unicode(self.Get()))
  File "/usr/lib/python2.6/site-packages/wx-2.8-gtk2-unicode/wx/_core.py", line 14564, in __getattr__
    raise PyDeadObjectError(self.attrStr % self._name)
wx._core.PyDeadObjectError: The C++ part of the Choice object has been deleted, attribute access no longer allowed.
jutuveps@linux-v4f0:~/Projects/phatch/phatch> phatch
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/wx-2.8-gtk2-unicode/wx/_core.py", line 14614, in <lambda>
    lambda event: event.callable(*event.args, **event.kw) )
  File "/usr/local/lib/python2.6/site-packages/phatch/pyWx/lib/popup.py", line 124, in OnAfterChange
    self.on_change(unicode(self.Get()))
  File "/usr/lib/python2.6/site-packages/wx-2.8-gtk2-unicode/wx/_core.py", line 14564, in __getattr__
    raise PyDeadObjectError(self.attrStr % self._name)
wx._core.PyDeadObjectError: The C++ part of the Choice object has been deleted, attribute access no longer allowed.

Tested in rev. 766 of trunk.