disable rfilter only when we have finished getting the correct iter. Fixes #7430

src/roster_window.py

@@ -4051,7 +4051,7 @@ class RosterWindow:
                 self.tree.expand_row(path, False)
             return
         if self.rfilter_enabled:
-            self.disable_rfilter()
+            gobject.idle_add(self.disable_rfilter)
         jid = model[path][C_JID].decode('utf-8')
         resource = None
         contact = gajim.contacts.get_contact_with_highest_priority(account, jid)