Solution : https://service.sap.com/sap/support/notes/619014 (SAP Service marketplace login required)
Key words : 
1 content            import support package 7, 0b            import support package 13, 1 content support package 07, rsenq_prot_enq            block argument <, infoprovider>  datatarget extractdta, relevant support package, 0b support package 13, connected data targets, bw support packages, support package
Related Notes : 
       
| 539829 | SAPBWNews BW 3.1 Content Support Package 07 | 
| 523278 | SAPBWNews BW 3.0B Support Package 13 |