SAP Message 01586 - No authorization for role assignment for system &1

Diagnosis IF &V2& <> &V2(0)& AND &V3& <> &V3(0)& You are not authorized to assign role &V2& in system &V1& to user &V3& or to cancel the assignment. ELSEIF &V2& = &V2(0)& AND &V3& <> &V3(0)& You are not authorized to assign roles in system &V1& to user&V3& or to cancel the assignment. ELSEIF &V2& <> &V2(0)& AND &V3& = &V3(0)& You are not authorized to assign the role &V2& in system &V1& to users or to cancel the assignment. ELSEIF &V2& = &V2(0)& AND &V3& = &V3(0)& You are not authorized to assign roles in system &V1& to users orto cancel the assignment. ENDIF