Solution : https://service.sap.com/sap/support/notes/1156176 (SAP Service marketplace login required)
Key words : 
solution sap netweaver bi 7, 01 bi abap support package 05, 02 bi abap support package 01, sap netweaver bi 7, incorrect data reason, sap nw bi 7, 0 bi support package 22, 11 bi support package 03, 00            import support package 22, import support package 05
Related Notes : 
       
| 1364717 | MDX: No data for NON EMPTY in combination with NULL in CM | 
| 1298204 | MDX: DESCENDANTS w/LEAVES incorrect data + COVARIANCE + rank | 
| 1156101 | MDX: Composite SAP note for incorrect data |