The previous commit, but correctly done this time

src/tabs/listtab.py

@@ -197,6 +197,6 @@ class ListTab(Tab):
         self.core.doupdate()
 
     def matching_names(self):
-        return [(2, self.name.full)]
+        return [(2, self.name)]
 
 

src/tabs/muclisttab.py

@@ -22,7 +22,7 @@ class MucListTab(ListTab):
     plugin_keys = {}
 
     def __init__(self, server):
-        ListTab.__init__(self, server,
+        ListTab.__init__(self, server.full,
                          "“j”: join room.",
                          _('Chatroom list on server %s (Loading)') % server,
                          (('node-part', 0), ('name', 2), ('users', 3)))