Solution : https://service.sap.com/sap/support/notes/428621 (SAP Service marketplace login required)
Key words :
component mm-pur-po-bapi, abap dictionary structure bapimepocond, takes approximately 8 - 10 hours, line item number, enjoy purchase order, change header conditions, bapi bapi_po_change, extensive dictionary, purchase order, change mode
Related Notes :
| 582221 | FAQ: BAPIs for purchase orders |
| 580225 | Purchasing BAPIs: Conditions and pricing |
| 571860 | BAPI_PO_CREATE1: Price is not transferred |
| 439110 | Enjoy PO BAPI: Conditions |
| 418683 | BAPI_PO_CREATE1: Item numbers external/internal |
| 399791 | Enjoy-BAPI_PO...: Condition values are not transferred |
| 197958 | BAPIs for purchase orders: Missing functions |