can't read delayed message sended by another self resource (after disconnect)
Traceback (most recent call last):
File "/usr/share/gajim/src/systray.py", line 306, in on_show_all_events_menuitem_activate
gajim.interface.handle_event(account, jid, event.type_)
File "gajim.py", line 2279, in handle_event
if resource and highest_contact.resource == resource and \
AttributeError: 'NoneType' object has no attribute 'resource'