KN3CT020 CALL REXX EXEC ERROR. register_R1 register_R15

Explanation
 Either the load of the REXX EXEC processing routine
failed or the call to the REXX EXEC processing routine failed. The
contents of general registers R1 and R15 are returned to aid in diagnosing
the problem.

System action
 Command processing using the REXX EXEC processing
routine fails.

Programmer response
 Log the information for problem diagnosis
and contact IBM® Software Support.

Message type Error.