Traceback (most recent call last):
  File "/home/mogorman/gajim-trunk/src/roster_window.py", line 3197, in on_roster_treeview_row_activated
    self.on_open_chat_window(widget, c, account, resource = resource)
  File "/home/mogorman/gajim-trunk/src/roster_window.py", line 3139, in on_open_chat_window
    fjid = contact.jid
AttributeError: 'NoneType' object has no attribute 'jid'