Traceback (most recent call last): File "/usr/lib/python3/dist-packages/gajim/gtk/discovery.py", line 1761, in on_scroll self._query_visible() File "/usr/lib/python3/dist-packages/gajim/gtk/discovery.py", line 1784, in _query_visible self.cache.get_info(jid, node, self._agent_info) File "/usr/lib/python3/dist-packages/gajim/gtk/discovery.py", line 348, in get_info cb(jid, node, *args) File "/usr/lib/python3/dist-packages/gajim/gtk/discovery.py", line 1066, in _agent_info self._update_info(iter_, jid, node, identities, features, data) File "/usr/lib/python3/dist-packages/gajim/gtk/discovery.py", line 1828, in _update_info for form in data:TypeError: 'NoneType' object is not iterable