Solution : https://service.sap.com/sap/support/notes/504307 (SAP Service marketplace login required)
Key words :
sales order account assignment derived, account assignment category 'e', account assignment category 'q', function group facg, time document check, valuated sales order, valuated goods receipt, logistics invoice verification, function module fi_document_process, ' invoice verification mr01
Related Notes :
| 432280 | Account assignment in the document |
| 428445 | Problems with MR01 in 4.6C (missing CO documents, etc.) |