Solution : https://service.sap.com/sap/support/notes/505971 (SAP Service marketplace login required)
Key words :
import support package sp09, blank business object type, sales document type 'ef', sales document type, business object depending, relationship category repl, terms data exchange, sales document types, initial download reason, initial download
Related Notes :
| 504090 | Composite SAP note: Data transfer |