SAP is not coming up because Enqueue Server (ASCS or SCS) is not starting. In dev_enqsrv trace file from ENSA work folder, following error message appears:
*** ERROR => main: Server initialisation failed!
or even the error:
*** ERROR => initialize_global: exception caught!
- Enqueue Service (ENSA) running on ASCS or SCS instances
initializing the system log enquelog enque Possible scenarios
- Enqueue service is not coming online
- enserver.EXE is down
- Enqueue is not getting started
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