Solution : https://service.sap.com/sap/support/notes/635704 (SAP Service marketplace login required)
Key words : 
type    rs_bool            n_length  instance public, type            n_prefix  instance public, date conversion method create_by_value, 0b            import support package 15, 1c            import support package 09, fiscal year variant, terms time conversion, cl_rs_time class throws, implemented solution bw 3, 0b support package 10
Related Notes : 
       
| 571744 | SAPBWNews BW 3.1 Content Support Package 10 | 
| 571743 | SAPBWNews BW 3.1 Content Support Package 08 | 
| 571720 | SAPBWNews BW 3.1 Content Support Package 09 | 
| 571698 | SAPBWNews BW 3.0B Support Package 15 | 
| 571695 | SAPBWNews BW 3.0B Support Package 14 |