Solution : https://service.sap.com/sap/support/notes/602650 (SAP Service marketplace login required)
Key words : 
0b            import support package 12, 1c            import support package 6, getwa_not_assigned termination occurs, field symbol <l_s_rtime>, 0b support package 12, 1c support package 6, bw support packages, support package, 0b patch 12, 1c patch 6
Related Notes : 
       
| 539827 | SAPBWNews BW 3.1 Content Support Package 06 | 
| 523249 | SAPBWNews BW 3.0B Support Package 12 |