SAP Message BEF_CUSTOMIZING345 - Subscription &1 already in use as a predecessor

Diagnosis A subscription can only be defined as a preceding subscription once.Subscription &V2& is already derived from subscription &V1&. System Response The metadata entry cannot be saved. Procedure Check your entries. Check whether you wish to make the required changesdirectly in subscription &V2&, or enter subscription &V2& as a precedingsubscription.