Solution : https://service.sap.com/sap/support/notes/439563 (SAP Service marketplace login required)
Key words :
additional key words ko88, conversion-related rounding differences, rounding differences endanger, conversion-related differences, order / wbs element, message ko115 appears, line item report, line item settlement, euro conversion, line items
Related Notes :
| 142064 | RKACOR04: After Euro conversion |