Comment 2 for bug 502835

Could it happen because of closed ports? Maybe NAT?
I have the same thing. I'll post more info little later. For the moment I have the same thing after last update on 2 PC's located very far from each other(home and work).

Traceback (most recent call last):
  File "/usr/lib/pymodules/python2.6/awn/extras/awnlib.py", line 1462, in init_start
    applet_class(applet)
  File "/usr/share/avant-window-navigator/applets/mail/mail.py", line 67, in __init__
    self.setup_context_menu()
  File "/usr/share/avant-window-navigator/applets/mail/mail.py", line 220, in setup_context_menu
    self.setup_preferences(prefs)
  File "/usr/share/avant-window-navigator/applets/mail/mail.py", line 238, in setup_preferences
    self.settings = self.awn.settings.load_preferences(default_values)
AttributeError: Settings instance has no attribute 'load_preferences'