ATB70014I   TP security violation. User ID userid is longer than the maximum number of characters allowed on MVS.

Explanation

APPC/MVS received an inbound allocate request (FMH-5). A TP security violation occurred. The FMH-5 specified a user ID that is longer than the maximum number of characters allowed on MVS (eight characters).

In the message text:
userid
The user ID specified in the FMH-5 used to pass the allocate request to MVS.

System action

The system rejects the request with a sense code of security_violation (X'080F6051').

Programmer response

On the call to the Allocate service, specify a valid user ID on the User_ID parameter.

Source

APPC/MVS