SAP Message V1090 - The quantity confirmed for &1 cannot delivered until &2

Diagnosis
You have confirmed a delivery for &V1&. No order quantity was given.Since the confirmed schedule line was new, the system carried outdelivery scheduling and determined that the delivery could be made onV2 at the earliest.

System Response
Although the above data is incorrect, the date you entered is notchanged. The other shipping and transportation dates determined by thesystem are adopted.

Procedure
Check the situation and change the confirmed delivery date ifnecessary.