SAP Message BS039 - No authorization for activating user status &

Diagnosis
When the user status &v1& is set, the authorization object B_USERSTATis tested with the following values:
,,Status schema,,&v2&
,,Object type,,&v3&
,,Authorization key,,&v4&
,,Activity,,01
You have no such authorization.

System Response
You can not set the user status &v1&.

Procedure
Get the necessary authorization from your system administrator.