IncidentMS_debug.log and stdlog from secondary don't show any error.
stdlog from primary shows: play_service is still unknown after XXX seconds
F12 Console tab shows: Not able to reach the server. It's either not configured properly or down
Release : 17.3
Component : SERVICE DESK MANAGER
Unknown cause
Workaround:
Restart environment: Stop primary, Stop secondary, Stop xFlow, Start secondary, Start Primary, Start xFlow