```
2022-11-20 15:50:47 twisted.internet.defer: [critical] Unhandled error in Deferred:
2022-11-20 15:50:47 twisted.internet.defer: [critical]
Traceback (most recent call last):
File "/snap/maas/24982/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 661, in callback
self._startRunCallbacks(result)
File "/snap/maas/24982/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 763, in _startRunCallbacks
self._runCallbacks()
File "/snap/maas/24982/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 857, in _runCallbacks
current.result = callback( # type: ignore[misc]
File "/snap/maas/24982/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1750, in gotResult
current_context.run(_inlineCallbacks, r, gen, status)
--- <exception caught here> ---
File "/snap/maas/24982/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1660, in _inlineCallbacks
result = current_context.run(gen.send, result)
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/vmhost.py", line 56, in request_commissioning_results
pod.get_power_parameters(),
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/models/bmc.py", line 412, in get_power_parameters
**SecretManager().get_composite_secret(
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/secrets.py", line 139, in get_composite_secret
return self._get_secret_from_db(path)
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/secrets.py", line 179, in _get_secret_from_db
return Secret.objects.get(path=path).value
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/manager.py", line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/query.py", line 424, in get
clone = self._chain() if self.query.combinator else self.filter(*args, **kwargs)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/query.py", line 941, in filter
return self._filter_or_exclude(False, args, kwargs)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/query.py", line 961, in _filter_or_exclude
clone._filter_or_exclude_inplace(negate, args, kwargs)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/query.py", line 968, in _filter_or_exclude_inplace
self._query.add_q(Q(*args, **kwargs))
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/sql/query.py", line 1423, in add_q
clause, _ = self._add_q(q_object, self.used_aliases)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/sql/query.py", line 1442, in _add_q
child_clause, needed_inner = self.build_filter(
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/sql/query.py", line 1377, in build_filter
condition = self.build_lookup(lookups, col, value)
File "/snap/maas/24982/usr/lib/python3/dist-packages/django/db/models/sql/query.py", line 1235, in build_lookup
if (connections[DEFAULT_DB_ALIAS].features.interprets_empty_strings_as_nulls and
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/utils/orm.py", line 855, in __getattr__
self._raise_error()
File "/snap/maas/24982/lib/python3.10/site-packages/maasserver/utils/orm.py", line 864, in _raise_error
raise RuntimeError(
builtins.RuntimeError: Database connections in this thread (MainThread) are disabled.
```