Solution : https://service.sap.com/sap/support/notes/643514 (SAP Service marketplace login required)
Key words : 
1 content            import support package 9, 0b            import support package 15, 1 content support package 09, implement advance correction 580870, 0b support package 15, attached advance corrections, olap cache reason, bw support packages, support package, support packages
Related Notes : 
       
| 750074 | New exchange rates are ignored | 
| 730236 | |
| 621613 | Currency upload: Invalidating OLAP Cache BW3.0B/3.10 SP13/07 | 
| 571720 | SAPBWNews BW 3.1 Content Support Package 09 | 
| 571698 | SAPBWNews BW 3.0B Support Package 15 |