Solution : https://service.sap.com/sap/support/notes/570391 (SAP Service marketplace login required)
Key words :
incorrect open order quantities occur, delivery status 'c' completely delivered, partial delivery indicator 'a', delivery status remains unchanged, open order quantity, terms open order, lis info structures, business information warehouse, attached correction instructions, completely delivered
Related Notes :
595048 | Incorrect open order quantity after deletion of delivery |
507786 | Problems during the update of the open order quantity |
204130 | SIS update: Collective note |