Comment 5 for bug 30344

I do not know if you are refering to the same bug but here is the diagnosis output if gaphor before dying.

(It seems that there are different problems and it may be that the actual bug is in diacanvas...)

sean@mars:~$ gaphor

** (gaphor:20057): WARNING **: couldn't make the type `CanvasGroup' ready
/usr/lib/python2.4/site-packages/diacanvas/__init__.py:13: RuntimeWarning: tp_compare didn't return -1 or -2 for exception
  from _canvas import *
TypeError: Cannot create a consistent method resolution
order (MRO) for bases GObject, CanvasGroupableIface, CanvasGroupable
/usr/lib/python2.4/site-packages/diacanvas/__init__.py:19: DeprecationWarning: Module gnome.canvas is deprecated; please import gnomecanvas instead
  from view import *
/usr/lib/python2.4/site-packages/gaphor/undomanager.py:195: RuntimeWarning: Interface type UndoManager has no python implementation support
  gobject.type_register(UndoManager)
Traceback (most recent call last):
  File "/usr/bin/gaphor", line 10, in ?
    gaphor.main(model)
  File "/usr/lib/python2.4/site-packages/gaphor/__init__.py", line 48, in main
    import diagram
  File "/usr/lib/python2.4/site-packages/gaphor/diagram/__init__.py", line 56, in ?
    from classifier import ClassifierItem
  File "/usr/lib/python2.4/site-packages/gaphor/diagram/classifier.py", line 18, in ?
    from nameditem import NamedItem
  File "/usr/lib/python2.4/site-packages/gaphor/diagram/nameditem.py", line 9, in ?
    from elementitem import ElementItem
  File "/usr/lib/python2.4/site-packages/gaphor/diagram/elementitem.py", line 74, in ?
    initialize_item(ElementItem)
  File "/usr/lib/python2.4/site-packages/gaphor/diagram/__init__.py", line 39, in initialize_item
    if (diacanvas.CanvasItem in bases) or \
AttributeError: 'module' object has no attribute 'CanvasGroup'