3562210 - SEM-BCS: Runtime error ASSERTION_FAILED during copy task in in CL_UC_METHOD_UPL , _MAPPING_BADI_MAP

By running SEM-BCS copy task, runtime error ASSERTION_FAILED occurs in method _MAPPING_BADI_MAP of class CL_UC_METHOD_UPL here:

      loop at lt_mapping_old_perf assigning <ls_mapping>   "hub050508
        where linecount_tgt = l_index_tgt.

        add 1 to l_index_src.
        read table it_data_src assigning <ls_data_src_tmp>
          index <ls_mapping>-linecount_src.
===>>>        assert sy-subrc is initial.
        insert <ls_data_src_tmp> into table <lt_data_src_badi>.

Software component SEM-BW in use

KBA , FIN-SEM-BCS-INT-CP , Copy of data , Problem