We have been receiving the following Oracle errors periodically causing the AutoSys server failure:
CAUAJM_E_18402 ORA-03113: end-of-file on communication channel
When we restart the Application Server, Scheduler and Agent Services, it continues to work fine until the next occurrence.
We run Oracle Database 18c Enterprise Edition Release 188.8.131.52.0
Release : 11.3.6 SP8
Component : CA Workload Automation AE (AutoSys)
Also check for Network problems and troubleshoot SQL Net connectivity.
Use the "oerr" utility to get more details about the ORA-03113 error.
Oerr is an Oracle utility that extracts error messages with suggested actions from the standard Oracle message files.