Solution : https://service.sap.com/sap/support/notes/172184 (SAP Service marketplace login required)
Key words : 
euro conversion euro-cnv add-, view maintenance transaction ew07, additional key words ebii, form routine --------+---------+-----------+-------------- ebii, current hot package, local currency changeover, table ebii, hot packages, detailed description, solution apply
Related Notes : 
       
| 141358 | Change in currency determination table EBII | 
| 121626 | Euro LC changeover:important Support Packages info. | 
| 114723 | |
| 112969 | Applying Hot Packages for current euro changeover |