Solution : https://service.sap.com/sap/support/notes/984133 (SAP Service marketplace login required)
Key words : 
sap netweaver 2004s bi            import support package 10, sap netweaver 2004s bi, terms division nodim reason, sap note assistant, cases meet expectations, notes prevent problems, support package, 0 support package 10, bi patch 10, sapbinews bi 7
Related Notes : 
       
| 1296360 | Unit or currency is not displayed | 
| 1013214 | '*' is displayed despite operator NDIV0 | 
| 994194 | Formulas with Boolean operators display only zeros | 
| 914304 | SAPBINews NetWeaver 7.0 BI Support Package 10 | 
| 794006 | Display of zero or 0.00 with certain formula operators | 
| 667288 | Unit or currency for key figures with value 0 |