Solution : https://service.sap.com/sap/support/notes/589630 (SAP Service marketplace login required)
Key words :
account assignment tab title, account assignment category, account assignment object, actual account assignment, double account assignment, cost center reason, account assignment, purchase requisition, material group, message ki249
Related Notes :
| 663983 | ME22(N), ME52(N): No new G/L account from material group |