Solution : https://service.sap.com/sap/support/notes/522356 (SAP Service marketplace login required)
Summary :
Key words :
generate main items, external number assignment, internal number assignment, default main item, item number, incorrect item, item increment, problems occur, error messages, terms bapi_salesorder_createfromdat2
Related Notes :
| 774347 | Collective SAP note: BOMs |