602

Explanation
An error occurred during processing of a POST macro
instruction. The system issues this abend only in association with
cross memory post processing.
The hexadecimal return code in
register 15 indicates the nature of the error: Code
Explanation
00
The target address space control block (ASCB) is incorrect.

System action
The system abnormally ends the program that issued
the POST macro.

System programmer response
If the error recurs and the program
is not in error, search problem reporting data bases for a fix for
the problem.  If no fix exists, contact the IBM® Support Center.

Programmer response
Correct the error identified by the return
code.  Run the job step again.

Source
Task management