Hi,
I am relaying invites from Kamilio(1.2) to a third proxy, i am receivng Server error occured in SIP messages, I am seeing these messages in log file;

Asterisk--------->Kamilio----------------->third-proxy
route{

openser.cfg
if(method=="INVITE"){
    route(4);
    exit;
}

route[4] {
if(!t_relay("udp:third_proxy_1:5060") || !t_relay("udp:third_proxy_2:5060")) {
            
                end_media_session();
                sl_reply_error();
               
        }
}


DEBUG: RFC3261 transaction matching failed
DEBUG: t_lookup_request: no transaction found
ERROR:tm:t_forward_nonack: no branch for forwarding
ERROR:tm:w_t_relay: t_forward_nonack failed
DEBUG:sl:sl_reply_error: error text is Server error occurred (1/SL)

any idea ?

Thanks
Asim