Security group lists (both 'All' and 'Instance') are empty when selecting "Edit Security Groups" for an instance. However, security groups exist and nova show <INSTANCE> indicates that that there are security groups attached to the instance in which security groups are attempted to be edited via horizon.
train, centos/source
kolla-ansbile 9.3.2
ansible 2.8.5
Security group lists (both 'All' and 'Instance') are empty when selecting "Edit Security Groups" for an instance. However, security groups exist and nova show <INSTANCE> indicates that that there are security groups attached to the instance in which security groups are attempted to be edited via horizon.