Solution : https://service.sap.com/sap/support/notes/442284 (SAP Service marketplace login required)
Key words :
additional key words advance return, attached source code corrections, sd shows large differences, sd billing document, sd billing documents, advance return, tax control, sales/purchases, tax amounts, occurring difference
Related Notes :
900597 | RFUMSV00: Diffs with SD billing documents in foreign crcy |
439645 | VF01 Tax amounts in local currency incorrect II |
422239 | VF01: Incorrect tax amounts in local currency |