Environment: Oracle EBS 12.1.3, Oracle Database 11gR2
Users unable to open the out files.
Concurrent requests failed with “Post-processing of request failed error message”
One or more post-processing actions failed. Consult the OPP service log for details.
No further attempts will be made to post-process this request.
Cause:
The concurrent manager process was able to successfully invoke the Output Post-Processor (OPP) but encountered a timeout as the OPP takes longer than the value assigned to complete the job.
Solution:
Increase the value of profile Concurrent: OPP Response Timeout . Bounce Apache and retest.
If the issue still exists, perform the following steps.
Increase the number of Output Post Processors as follows:
Increase the number of processes for Output Post Processor.
Additionally, ensure there is a setting of oracle.apps.fnd.cp.opp.OPPServiceThread:2:0:max_threads=5 under Parameters.