New Logging error popped up recently

Any ideas what this could be?
Nothing changed as far as I know, running linuxserver beets container and calling from cron with:

docker exec -u 99:100 beets beet -c /config/config-move-quiet.yaml import /sync/music-manual
--- Logging error ---
Traceback (most recent call last):
File "/usr/lib/python3.9/logging/", line 1083, in emit
msg = self.format(record)
File "/usr/lib/python3.9/logging/", line 927, in format
return fmt.format(record)
File "/usr/lib/python3.9/logging/", line 663, in format
record.message = record.getMessage()
File "/usr/lib/python3.9/logging/", line 365, in getMessage
msg = str(self.msg)
File "/usr/lib/python3.9/site-packages/beets/", line 83, in __str__
return self.msg.format(*args, **kwargs)
KeyError: 'WEB - FLAC'
Call stack:
File "/usr/lib/python3.9/", line 937, in _bootstrap
File "/usr/lib/python3.9/", line 980, in _bootstrap_inner
File "/usr/lib/python3.9/site-packages/beets/util/", line 260, in run
msg = next(self.coro)
File "/usr/lib/python3.9/site-packages/beets/", line 1339, in read_tasks
yield from task_factory.tasks()
File "/usr/lib/python3.9/site-packages/beets/", line 1156, in tasks
for dirs, paths in self.paths():
File "/usr/lib/python3.9/site-packages/beets/", line 1206, in paths
for dirs, paths in albums_in_dir(self.toppath):
File "/usr/lib/python3.9/site-packages/beets/", line 1656, in albums_in_dir
for root, dirs, files in sorted_walk(path, ignore=ignore,
File "/usr/lib/python3.9/site-packages/beets/util/", line 200, in sorted_walk
logger.debug('ignoring {} due to ignore rule {}'.format(
File "/usr/lib/python3.9/logging/", line 1434, in debug
self._log(DEBUG, msg, args, **kwargs)
File "/usr/lib/python3.9/site-packages/beets/", line 88, in _log
return super()._log(level, m, (), exc_info, extra)
Arguments: ()