ERROR nova.compute.manager [req-9669c1e0-7afd-4810-988e-83f505ece99d f24656405a8648399c079e26ed0b81e6 7d5099e4dc2e4269b4632adfcc94c132 - - -] [instance: f559751c-dcd4-4ac3-a4ba-69f99a09ad5f] Failed to deallocate network for instance.

ERROR nova.compute.manager [req-cf8235b1-81bc-4f5f-                                                                                        99e2-ec5bd197ed6f - - - - -] [instance: 169f1cab-c1dc-4bb7-8819-df8f8bbf1929] An                                                                                         error occurred while refreshing the network cache.