Diagnosis
The delivery quantity must be greater than zero, as defined inCustomizing for the item category of this delivery item.

Procedure
Enter a quantity greater than zero in delivery processing.
Should this error message appear when you are confirming a WMS transferorder that you want to close with a quantity of zero, it could be thatthe delivery item does not allow a quantity of zero. If necessary, askthe person responsible for Customizing if this is intentional. If so,you cannot confirm the transfer order with a quantity of zero.