DFS643I job.step.proc-NON-NUMERIC VALUE SPECIFIED FOR NUMERIC PARAMETER IN PARM FIELD
Explanation
All numeric parameters are examined; if a non-numeric value is specified for any numeric parameter, this message is sent to the console operator.
System action
The IMS region that issues this message terminates with abend 0643.
Programmer response
Correct the EXEC statement parameter in JCL, and resubmit the job.