ERROR:asyncio:Task exception was never retrieved

[CyberShadow]

I saw this error in the logs:

Jul 27 07:14:05 matrix matrix-heisenbridge[101448]: All valid rooms initialized, connecting network rooms...
Jul 27 07:14:05 matrix matrix-heisenbridge[101448]: Init done with 4 networks connecting, bridge is now running!
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]: ERROR:asyncio:Task exception was never retrieved
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]: future: <Task finished name='Task-293' coro=<NetworkRoom.connect() done, defined at /opt/heisenbridge/heisenbridge/network_room.py:1179> exception=KeyError('cyberirc-plumb')>
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]: Traceback (most recent call last):
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]:   File "/opt/heisenbridge/heisenbridge/network_room.py", line 1194, in connect
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]:     await self._connect()
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]:   File "/opt/heisenbridge/heisenbridge/network_room.py", line 1221, in _connect
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]:     network = self.serv.config["networks"][self.name]
Jul 27 07:14:07 matrix matrix-heisenbridge[101448]: KeyError: 'cyberirc-plumb'

It might be due to something I configured incorrectly a long time ago.