Dm_Vertex Errors Out When Search Against Tax_Db Is Attempted (Oracle BRM)

tax calculation works fine but  search opcode is failing.

dm_vertex.log error:

ORA-24550: signal received: [si_signo=5] [si_errno=0] [si_code=1] [si_int=149714392] [si_ptr=0x8ec75d8] [si_addr=0x80b8e90]

kpedbg_dmp_stack()+299<-kpeDbgCrash()+75<-kpeDbgSignalHandler()+107<-skgesig_sigactionHandler()+219<-dm_vertex_ctq_init()<-dm_vertex_qtm_process()+1116<-dm_vertex_process()+499<-qmflist_process_op()+588<-qm_if_be_process_op()+321<-process_op()+149<-qm_back_select_stuff()+2261<-qm_back()+640<-make_a_child()+973<-main()+8769<-__libc_start_main()+230<-_start()+33pin[gtdevl-dmvertex1]:/opt/pin/hns/brm/var/dm_vertex