Kamailio can't parse construction like $(hdr(History-Info)[*]{param.count,,}) where delimiter is comma. I tried to use delimiter as , / ',' / "," wuthout success.
ERROR: pv [pv_trans.c:2631]: tr_parse_paramlist(): invalid separator in transformation: count,,} ERROR: <core> [pvapi.c:1629]: tr_lookup(): error parsing [{param.count,,}] ERROR: <core> [pvapi.c:1010]: pv_parse_spec2(): bad tr in pvar name "hdr" ERROR: <core> [pvapi.c:1036]: pv_parse_spec2(): invalid parsing in [$(hdr(History-Info)[*]{param.count,,})] at (4)
ERROR: pv [pv_trans.c:2639]: tr_parse_paramlist(): invalid name transformation: count,','}! ERROR: <core> [pvapi.c:1629]: tr_lookup(): error parsing [{param.count,','}] ERROR: <core> [pvapi.c:1010]: pv_parse_spec2(): bad tr in pvar name "hdr" ERROR: <core> [pvapi.c:1036]: pv_parse_spec2(): invalid parsing in [$(hdr(History-Info)[*]{param.count,','})] at (4)
ERROR: bad config file (1 errors) ERROR: pv [pv_trans.c:2639]: tr_parse_paramlist(): invalid name transformation: count,","}! ERROR: <core> [pvapi.c:1629]: tr_lookup(): error parsing [{param.count,","}] ERROR: <core> [pvapi.c:1010]: pv_parse_spec2(): bad tr in pvar name "hdr" ERROR: <core> [pvapi.c:1036]: pv_parse_spec2(): invalid parsing in [$(hdr(History-Info)[*]{param.count,","})] at (4)
kamailio -v version: kamailio 4.4.5 (x86_64/linux) f98162 flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, 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_BLACKLIST, HAVE_RESOLV_RES ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. id: f98162 compiled on 03:47:31 Feb 27 2017 with gcc 4.8.5