3098695 - Backup Scheduling failed in DBACOCKPIT - SAP ASE

• backups scheduling fails in DBACockpit
• ASE log shows:

Connectivity Library (Directory Control Layer) Error: Error returned by service provider.                 
Connectivity Library (Directory Control Layer) Error: (InterfacesDriver): Requested server name not found.
Job Scheduler Agent Directory Control Layer not administrated.                                            
Job Scheduler Task state set to stop.                                                                     
Job Scheduler Task was not stopped by a Task shutdown request.

• sql.ini entries look fine 
• correct JS port is used                                          

SAP Adaptive Server Enterprise (ASE) for Business Suite  -  16.0 SP04 and later

server name not found, jsagent, JS, job scheduler , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , Problem