Solution : https://service.sap.com/sap/support/notes/351242 (SAP Service marketplace login required)
Key words :
additional key words block, enjoy bapi bapi_po_change, purchasing transactions correctly, /3 support package sapkh46c10, /3 support package sapkh46c12, document block, /3 support package 10, /3 support package, purchasing document, program error
Related Notes :
356002 | Enjoy BAPI: Transferred delivery date ignored |
351262 | Enjoy BAPI: error handling. |