SAP Message VY037 - No purchase order with invoicing party for shipment cost item &1 &2

Diagnosis
A shipment cost item is to be released for settlement.
The system tried to determine a suitable purchase order item for theforwarding of the shipment cost item.
No purchase order could be determined for the invoicing party of theshipment cost item.

System Response
The shipment cost item cannot be released.

Procedure
INCLUDE SCD_PURCHASE_ORDER_NOT_FOUND OBJECT DOKU ID TX

206216TD Invoicing partner in shipment cost document