TB Switching from Window behavior
Bug description
Traceback (most recent call last):
File "/usr/share/gajim/src/groupchat_control.py", line 472, in on_treeview_size_allocate
ctrl = gajim.interface.minimized_controls[account][room_jid]
KeyError: u'prosody@conference.prosody.im'
Steps to reproduce
Change Window behavior with some groupchats open.