DFS641I jobname.jobstep-INCORRECT REGION PARAMETER IN EXEC STATEMENT
Explanation
The Database Recovery utility DFSURDB0 was run in an invalid region type. The batch region type specified in the first subparameter of the //EXEC PARM field must be UDR.
System action
IMS issues abend 0641 for the region that issued this message.
Programmer response
See abend code 0641.