Solution : https://service.sap.com/sap/support/notes/662850 (SAP Service marketplace login required)
Key words : 
= i_db_commit typing          = type reference type  = rs_bool default, terms saving master data, additional i_db_commit import parameter, 0b            import support package 17, 1 content            import support package 11, note 662850        call function 'db_commit', time_out runtime error, save master data, store master data, deleting master data
Related Notes : 
       
| 571747 | SAPBWNews BW 3.1 Content Support Package 11 | 
| 571742 | SAPBWNews BW 3.0B Support Package 17 |