SAP Message WP621 - No purchase order with number &1 for material &2 exists

Diagnosis
The system cannot find any open purchase orders with the number &V1&for material &V2& and plant &V3&.

System Response
INCLUDE ISR_STOP

Procedure
Check the purchase order number transferred by the plant.
In similar cases, you can continue the search without using thepurchase order number by changing the Customizing settings forprocessing POS goods movements.