SAP Message C6007 - No valid order item exist in order &

Diagnosis
You want to post a goods receipt for an order, but the system cannotfind a valid item.

System Response
Goods receipts cannot be posted for orders without goods receipt items.

Procedure
Check in the order header on the 'Goods receipt' tab page that the goodsreceipt indicator (AFPO-WEPOS ) has been set. If this indicator has notbeen set, check the settlement rule of the order and set this indicatorretrospectively.
Display Production Order
Display Process Order