Solution : https://service.sap.com/sap/support/notes/516749 (SAP Service marketplace login required)
Key words : 
0a            import support package 09, 0b            import support package 02, method if_rsd_dta~get_data_timestmp, 0a support package 09, 0b support package 02, bw support packages, provide advance information, support package, 0a patch09, 0b patch02
Related Notes : 
       
| 458722 | SAPBWNews BW 3.0B Support Package 01 | 
| 452632 | SAPBWNews BW 3.0A Support Package 08 |