Solution : https://service.sap.com/sap/support/notes/546965 (SAP Service marketplace login required)
Key words :
rules-based atp check, lumf item category group, common delivery date occurs, entire delivery group earlier, rules-based atp, frequently asked questions, frequently asked questions 1, single-level bill, entire requested quantity, 'complete dlv' indicator
Related Notes :
835219 | FAQ: ATP composite note |
167328 | Delivery group correlation seems to be incorrect |