Unable to find an Output Post Processor service to post-proces

Concurrent Processing - Unable to Find the Concurrent Request Output Post Processor (OPP) Service [ID 465036.1]
Troubleshooting Oracle XML Publisher For The Oracle E-Business Suite [ID 364547.1]
The Output Post Processor does not process all requests. [ID 1399463.1]
BI Publisher Requests in Pending Status End in Warning When Starting Concurrent Managers [ID 375208.1]
R12: Troubleshooting Known XML Publisher and E-Business Suite (EBS) Integration Issues [ID 1410160.1]