Diagnosis
The purchase order subitem was created successfully in the unplannedmaterial exchange scenario in the Subcontracting Monitor. However,during creation of the subitem, not all or no serial numbers were copiedfrom the main purchase order item.

System Response
The system continues processing.

Procedure
If required, assign the valid serial numbers to the newly createdpurchase order subitem in the transaction to ChangePurchase Orders or use the Change Document function in theSubcontracting Monitor.