--- usr/share/gajim/src/roster_window.py.orig	2009-12-29 20:52:53.216505732 +0100
+++ usr/share/gajim/src/roster_window.py	2009-12-29 20:54:36.399038874 +0100
@@ -3815,6 +3815,9 @@
 				_account = data['account']
 				_jid = data['jid']
 				_contact = gajim.contacts.get_first_contact_from_jid(_account, _jid)
+				if not _contact:
+					# One of the metacontacts may be not connected.
+					continue
 
 				_contact.groups = c_dest.groups[:]
 				gajim.contacts.add_metacontact(account_dest, c_dest.jid,