[New LWP 3331] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/usr/sbin/kamailio -P /var/run/kamailio/kamailio.pid -f /etc/kamailio/sbc.cfg -'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007efd3ec3b89b in km_cb_rpl_stats_by_method (msg=0x7efd4097be98, flags=1073741828, param=0x0) at core_stats.c:237 237 core_stats.c: No such file or directory. method = 6 group = 0