Solution : https://service.sap.com/sap/support/notes/305549 (SAP Service marketplace login required)
Key words :
vendor confirmationidoc type orders01, confirmation control key, additional key words, sales orderorder acknowledgment, order acknowledgment requirement, purchase order, -party item, vbepek-xbstf, vbup-costa, program error
Related Notes :
370181 | Third-party item deletd, status sls order unchanged |
339647 | Sls order not updatd whn deleting order acknowldgmt |
314730 | Confrmtn of third-party purchase order: Correction report |