Solution : https://service.sap.com/sap/support/notes/707921 (SAP Service marketplace login required)
Key words :
account assignment category change, account assignment category, account assignment data, account assignment object, function module bapi_po_change, purchase order item, error message me083, program error, structure poaccount, terms purchaseorder
Related Notes :
| 815849 | FAQ: Account assignment system response |
| 748574 | BAPI_PO_CHANGE: Changing AAC w/ multiple account assignment |