Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/deskbar/ui/DeskbarApplet.py", line 105, in <lambda>
    ("About", lambda a,b: self.__controller.on_show_about(a)),
  File "/usr/lib/python2.5/site-packages/deskbar/ui/CuemiacWindowController.py", line 35, in on_show_preferences
    self._model.set_show_history( val )
  File "/usr/lib/python2.5/site-packages/deskbar/ui/preferences/DeskbarPreferences.py", line 56, in __init__
    
  File "/usr/lib/python2.5/site-packages/deskbar/ui/preferences/DeskbarPreferences.py", line 107, in __setup_general_tab
    def __setup_drag_and_drop(self):
AttributeError: 'NoneType' object has no attribute 'connect'