Solution : https://service.sap.com/sap/support/notes/1473799 (SAP Service marketplace login required)
Summary :  Key words :  Related Notes : 
      When utilizing JAVA runtime with SAPLRRK0, a runtime error GETWA_NOT_ASSIGNED occurs due to an unassigned field symbol 
runtime error getwa_not_assigned occurs, solution sap netweaver bw 7, sap netweaver bw 7, sap nw bw 7, field symbol <g_leaf_kz>, sapbinews nw bi 7, 01 bw abap sp08, 00import support package 25, import support package 08, import support package 05
       
        
 
        
            1471463 SAPBWNews NW BW 7.01 ABAP SP08 1468668 SAPBWNews NW7.0  BW ABAP Support Package 25 1453841 SAPBWNews NW7.10 BW ABAP Support Package 11 1450990 SAPBWNews NW BW 7.02 ABAP SP05 1392433 SAPBINews NW7.11 BW ABAP Support Package 05