Hello, I'm having difficulty running the kamctl, can someone help me? [root@kamailio ~]# kamctl domain reload which: no gdb in (/sbin:/bin:/usr/sbin:/usr/bin:/) *ERROR: Error opening Kamailio's FIFO /run/kamailio/kamailio_rpc.fifoERROR: Make sure you have loaded the jsonrpcs module and set FIFO transport parameters* [root@kamailio ~]# kamailio --version version: kamailio 5.5.2 (x86_64/linux) 55e232 flags: USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLOCKLIST, HAVE_RESOLV_RES ADAPTIVE_WAIT_LOOPS 1024, MAX_RECV_BUFFER_SIZE 262144, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. id: 55e232 compiled on 14:20:31 Aug 25 2021 with gcc 4.8.5 [root@kamailio ~]# Tranks. Janduy Euclides