Configuring the AdminUI (WAMUI) to have an External Admin Store with groups. When login in as a part of the configured group user, the login is successful. But going to Federation Tab for Entity, no options to import are to be seen, such as Create and many dropdown options under existing entity as per this screenshot:
Policy Server: 12.8.05
Upgrade the AdminUI to 12.8SP6 to get the fix DE507730 (1).