All SCSQL backups stop working and you may see errors similar to the ones below, in the Event Viewer of the SC Server: The application-specific permission settings do not grant Local Activation permis...All SCSQL backups stop working and you may see errors similar to the ones below, in the Event Viewer of the SC Server: The application-specific permission settings do not grant Local Activation permission for the COM Server application with CLSID to the user MYDOMAIN\snapcenter SID (S-1-5-00-00000-00000-00000-000001) from address LocalHost (Using LRPC) running in the application container Unavailable SID (Unavailable). A process serving application pool 'SnapCenter' failed to respond to a ping.