You have no authorization for activity &1 for benchmark &2 (auth.grp &3)

What causes this issue?

Authorization group &V3& was assigned to benchmark &V2&. You have no
authorization for this authorization group for the activity &V1&.

System Response

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

How to fix this error?

Ask your system administrator to assign you authorization object
T_RMOB_AUG.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.