After leavemuc command I tried to rejoin with joinmuc but I got this

[szimszon]

Hi,

Traceback:
DEBUG matrix_control_message: !qGcXXXXXXXXXXXXXIKMgN:XXXXXXXXXXXXXXX {'type': 'm.room.message', 'unsigned': {'age': 65}, 'origin_server_ts': 1495643369572, 'sender': '@xxxxxxxxxxxxx:XXXXXXXXXXXXX', 'room_id': '!qGcXXXXXXXXXXXIKMgN:XXXXXXXXXXXXXXXX', 'content': {'msgtype': 'm.text', 'body': 'joinmuc XXXXXXXXXX@conference.XXXXXXXXXXXXXXXXXXXXXXXXXXX'}, 'event_id': '$1495643XXXXXXXXXXXXwoBE:XXXXXXXXXXXXXXXXXXXX'}
INFO Matrix received control message: joinmuc XXXXXXXXXXXXXX@conference.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
INFO XMPP MUC join: XXXXXXXXX@conference.XXXXXXXXXXXXXXXX
ERROR Exception thrown during sync
Traceback (most recent call last):
File "/opt/mxpp/src/matrix-client/matrix_client/client.py", line 338, in listen_forever
self._sync(timeout_ms)
File "/opt/mxpp/src/matrix-client/matrix_client/client.py", line 462, in _sync
room._put_event(event)
File "/opt/mxpp/src/matrix-client/matrix_client/room.py", line 267, in _put_event
listener['callback'](self, event)
File "/opt/mxpp/mxpp/main.py", line 271, in matrix_control_message
self.create_groupchat_room(room_jid)
File "/opt/mxpp/mxpp/main.py", line 381, in create_groupchat_room
room = self.create_mapped_room(topic=self.groupchat_flag + room_jid)
File "/opt/mxpp/mxpp/main.py", line 192, in create_mapped_room
room = self.matrix.get_rooms()[room_id]
KeyError: '!UXammuvubxymKebSvZ:XXXXXXXXXX.eu'

[anewusername]

Oops, I wasn't removing rooms from the jid -> room_id map when leaving them... should be fixed now.

[szimszon]

Confirmed. It works. Thank you. I also switched to Ubuntu 17.04 as docker base and python3.5.