SAP Message VV040 - The sum of the confirmed quantity exceeds the sum of stock items

Diagnosis
The availability check in your system is configured in such a way bythe check group that, in addition to the ATP quantity calculation, anadditional check is run on all available increases and decreases instock.
During the availability check for Material &V1&, the system determinedwhen totaling the sum of stock increases and decreases that the sum ofthe confirmed quantities - &V2& &V4& - exceeded the sum of stockincreases - &V3& &V4& -.

System Response
Either no further quantity can be confirmed or confirmed only after acheck which includes replenishment lead time.

Procedure
Check the inventory/requirements situation of Material &V1& and carryout back order processing or reschedule if necessary.