The metadata support in server group has been removed since the following patch. So it is not necessary to fix the issue.
Remove metadata/metadetails from instance/server groups https://review.openstack.org/#/c/113354/ ** Changed in: python-novaclient Status: In Progress => Won't Fix -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1348447 Title: Enable metadata when create server groups Status in OpenStack Heat: Won't Fix Status in OpenStack Compute (nova): Invalid Status in python-novaclient: Won't Fix Bug description: instance_group object already support instance group metadata but the api extension do not support this. We should enable this by default. To manage notifications about this bug go to: https://bugs.launchpad.net/heat/+bug/1348447/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : email@example.com Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp