How To Fix UE051 - Assignment of object &2 to user &1 deleted (key -> long text)

SAP Error Message - Details

• Message type: E = Error

• Message class: UE - Messages in the user and authorizations environment

• Message number: 051

• Message text: Assignment of object &2 to user &1 deleted (key -> long text)

What causes this issue?

The following application reference was deleted:
User:,,,,&V1&
Application Object:,,&V2&
Key:,,,,&V3&&V4&

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.