Solution : https://service.sap.com/sap/support/notes/53297 (SAP Service marketplace login required)
Key words :
message vl363 'delivery quantity > required quantity & &' appears, additional key words batch split, batch split subitemsthis note, set automatic batch determination, delivery quantity checks, main item quantity, required quantity, delivery quantity, order reference, manually allocate
Related Notes :
52694 | Coll. note for quantity correl. in Rel. 3.0C-4.5B |
39194 | VL363 when exchanging batches in a delivery |
28554 |