Solution : https://service.sap.com/sap/support/notes/178008 (SAP Service marketplace login required)
Key words :
additional key words kauf_order_create, call delete default values, create internal orders, default values, initial values, order type, model order, bapi interface, structure masterdata, poor design
Related Notes :
420281 | Internal order: planning & object class |
372928 | BAPI_INTERNAL_ORDER_CREATE: values from order type |