Solution : https://service.sap.com/sap/support/notes/1421285 (SAP Service marketplace login required)
Key words : 
system reads child nodes, bi java web runtime, solution sap netweaver bw 7, sap netweaver bw 7, sap nw bw 7, sapbinews nw bi 7, runtime error         table_invalid_indexthere, terms bics_prov_get_hry_nodechildren reason, import support package 07, import support package 03
Related Notes : 
       
| 1419541 | Preliminary version SAPBWNews NW BW 7.10 ABAP SP10 | 
| 1407600 | SAPBWNews NW BW 7.02 ABAP SP03 | 
| 1407599 | Preliminary Version SAPBWNews NW BW 7.20 ABAP SP03 | 
| 1407598 | SAPBWNews NW BW 7.0 ABAP SP 24 | 
| 1392433 | SAPBINews NW7.11 BW ABAP Support Package 05 | 
| 1369294 | SAPBINews NW7.01 BW ABAP Support Package 07 |