TemSe: Search term is not unique

What causes this issue?

The search term is not unique ("RSTSEUNIQ").

System Response

The system response can be different depending on the application.

How to fix this error?

Check the selection criteria specified.
Notify your application programming group.

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

Error message extract from SAP system. Copyright SAP SE.