Solution : https://service.sap.com/sap/support/notes/1276910 (SAP Service marketplace login required)
Key words :
software component sap_appl sap application, thumb avoid larger conversion ratios, symptom wrong net price, small costing lot size, general messagespress save button, cases net price rounding, large conversion ratios, material cost estimate, manual pre-implement, ------------------------------------------------------------------------start transaction se91
Related Notes :
1564130 | CK11N: Price from purchasing info record is incorrect |
1446971 | ME22N: Blocked Invoicing Party - change not possible |
80183 | Rounding |
30658 | Price in info record: rounding errors |