IZD1041E modname COULD NOT ATTACH MODULE attachmod RC = return_code

Explanation

The named module could not be attached.
The message variables are:
modname
The name of the module that issued the ATTACH macro.
attachmod
The name of the module that was being attached.
return_code
The ATTACH return code received.

System action

Processing stops.

System programmer response

Return codes for the ATTACH macro are documented in z/OS MVS Authorized Assembler Services Reference.