IMS - User return code U0457

Code : U0457

Reasons for the error code can be as following:

- Issue with PSB processing.
-Same PSB is being used by two or more different programs/job at the same time.

Permanent fix:
- If abend is happening for jobs then add appropriate dependencies.
- Define PSB for parallel processing instead of serial processing.

Corrective action:

-Let other job/program complete which is using the PSB and then restart abended program/job.