SAP Message VW889 - Provisional delivery &1 could not be deleted

Diagnosis
You have attempted to remove the provisional delivery <(>&<)>V1<(>&<)>that was created by a delivery split. Provisional deliveries, however,cannot be removed from the planning worklist.

System Response
The process is terminated by the system.

Procedure
After you have saved the shipment or completed the transaction, theprovisional delivery <(>&<)>V1<(>&<)> will be removed from the worklistautomatically.