How To activate the Output Post Processor :

The Profile Option "Concurrent: GSM Enabled" must be set to Y
Profile--> System -->Profile : Concurent: GSM Enabled (find)
Then:
1. Login  to Apps with sysadmin responsibility
2. Navigate to:  Concurrent -> Managers -> Define
3. Query for
          Manager = 'Output Post Processor'
    or   Short Name = FNDCPOPP
4. Check the checkbox "Enable" .
5. Click on 'Work Shifts button
6. see Work Shift of the OPP and
    Set
            Processes = 1
    and
            Parameters = oracle.apps.fnd.cp.opp.OPPServiceThread:2:0:max_threads=5
    and
            Sleep Second = 30
7. Save
8. Navigate to:_ Concurrent -> Managers -> Administer
9. Make sure the Output Post Processor Status is not 'Deactivate'
    Set Status to 'Activate' if necessary.
10. Bounce The Concurrent Managers using
    adcmctl.sh
-----------------------------------