Solution : https://service.sap.com/sap/support/notes/1423768 (SAP Service marketplace login required)
Key words :
account line item list reason, account line items, existing fi documents, su line items, specific master data, line items, account assignment, master data, system issues, error message
Related Notes :
1434823 | Displaying real estate account assignment in FBL3N |
1352747 | |
1349998 | |
316194 | General ledger line item with RE account assignment |