Setting the region_name_for_services explicitly is a good workaround.
The cause was a regression in Heat: https://storyboard.openstack.org/#!/story/2005797 resulting from some weird behaviour in os-apply-config that wasn't accounted for: https://bugs.launchpad.net/os-apply-config/+bug/1830967
Setting the region_ name_for_ services explicitly is a good workaround.
The cause was a regression in Heat: https:/ /storyboard. openstack. org/#!/ story/2005797 /bugs.launchpad .net/os- apply-config/ +bug/1830967
resulting from some weird behaviour in os-apply-config that wasn't accounted for: https:/