BPXM134I THE MODULE mod_name IS INTERNAL AND CANNOT HAVE AN EXIT INSTALLED.

Explanation

The message will be issued when the user tries to install an exit on a module deemed "internal", which is not allowed.
In the message text:
mod_name
The name of the module that cannot have an exit installed. The name can be up to 8 characters long.

System action

The module described in the message will not have an exit installed, but no abend will be issued and execution will continue as normal.

Operator response

Contact the system programmer.

System programmer response

Ensure the removal of all internal modules from the syscall exits definition file.

Module

BPXMRSET

Source

z/OS UNIX System Services (BPX)

Routing Code

Hardcopy only

Descriptor Code

12