On 5/29/2018 3:07 PM, Massimo Sgaravatto wrote: > The VM that I am trying to migrate was created when the Cloud was > already running Ocata OK, I'd added the tenant_id variable in scope to the log message here: https://github.com/openstack/nova/blob/stable/ocata/nova/scheduler/filters/aggregate_multitenancy_isolation.py#L50 And make sure when it fails, it matches what you'd expect. If it's None or '' or something weird then we have a bug. -- Thanks, Matt