[SR-Users] Core db_text module

Hi All, Kamailio 3.1.2 generate a core in db_text module when subscriber table is updated and after this action some SIP message require authentication process... Someone Can Help me to understand why this core is happening? Below is part of kamailio's trace and gdb core too. Kamailio's trace: *Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2327]: DEBUG: auth_db [authorize.c:239]: realm value [192.168.166.199]* Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2327]: DEBUG: auth [api.c:95]: auth: digest-algo: MD5 parsed value: 1 *Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2327]: DEBUG: db_text [dbt_file.c:78]: [subscriber] was updated* Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2324]: ALERT: <core> [main.c:741]: child process 2327 exited by a signal 11 Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2324]: ALERT: <core> [main.c:744]: core was generated Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2324]: INFO: <core> [main.c:756]: INFO: terminating due to SIGCHLD Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2335]: INFO: <core> [main.c:807]: INFO: signal 15 received c Sep 22 16:35:54 sswpst00 /home2/local/kamailio/sbin/kamailio[2335]: DEBUG: <core> [main.c:818]: Memory status (pkg): gdb core trace: Core was generated by `/home2/local/kamailio/sbin/kamailio -P /var/run/kamailio.pid'. Program terminated with signal 11, Segmentation fault. *#0 0x00f21603 in dbt_db_del_table (_dc=0xb6071e60, _s=0xbf837040, sync=0) at dbt_lib.c:238* 238 dbt_lib.c: Arquivo ou diretório não encontrado. in dbt_lib.c Best Regards