See link below for details on unassigned licenses https://communities.bentley.com/communities/other_communities/licensing_cloud_and_web_services/w/wiki/44008/practitioner-licensing#what-happens-if-left-unassigned

To assign a Practitioner license, please see the link below https://communities.bentley.com/communities/other_communities/licensing_cloud_and_web_services/w/wiki/44008/practitioner-licensing#how-do-i-assign

When opening the OpenGround Professional, a message appears "A license for OpenGround Cloud is no-longer available" Check the user does not have an expiry date within Professional that has expired. Select, 'Manage Users', right click on the users…