# Pastebin y3J7DEus
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/oslo_messaging/rpc/server.py", line 165, in _process_incoming
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     res = self.dispatcher.dispatch(message)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/oslo_messaging/rpc/dispatcher.py", line 309, in dispatch
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     return self._do_dispatch(endpoint, method, ctxt, args)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/oslo_messaging/rpc/dispatcher.py", line 229, in _do_dispatch
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     result = func(ctxt, **new_args)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/magnum/conductor/handlers/cluster_conductor.py", line 191, in cluster_delete
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     cluster_driver.delete_cluster(context, cluster)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/magnum/drivers/heat/driver.py", line 163, in delete_cluster
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     self.pre_delete_cluster(context, cluster)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/magnum/drivers/heat/driver.py", line 308, in pre_delete_cluster
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     octavia.delete_loadbalancers(context, cluster)
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server   File "/var/lib/openstack/lib/python3.8/site-packages/magnum/common/octavia.py", line 130, in delete_loadbalancers
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server     raise exception.PreDeletionFailed(cluster_uuid=cluster.uuid,
2021-11-04 13:42:28.538 8 ERROR oslo_messaging.rpc.server magnum.common.exception.PreDeletionFailed: Failed to pre-delete resources for cluster 355ebf27-0fbe-4979-bd59-6a617552531f, error: ERROR: The Stack (c6286d5c-6781-4114-8b78-fa4971aa21fe) could not be found..