Solution : https://service.sap.com/sap/support/notes/121870 (SAP Service marketplace login required)
Key words : 
symptom sap oil&gas - euro release strategy additional key words emu, sap oil&gas customerssap oil&gas euro release strategydear customer, direktorpeter maiersenior manager rig emauwe meyereuro project coordinator, discuss local currency conversion based onsap oil&gas 3, sap agibu oil & gas, conversion guidelinessap oil & gas 4, dual currency phase- programs, dieter rafalsky      sap agto, sap oil&gas, -  sap oil&gas 4
Related Notes : 
       
| 148081 | EURO IS-OIL excise duty rates rounding differences | 
| 121626 | Euro LC changeover:important Support Packages info. | 
| 118183 | EURO: mySAP Oil&Gas / Functions per Release | 
| 99959 | IS-OIL: EURO legal requirements Hot Package 36,3.0D | 
| 99700 | IS-OIL: Additional Info - Support Package 07, 3.1H | 
| 95655 | Function and Release Overview Euro Solution | 
| 91481 | Customizing of currency tables for the euro |