Iam trying to implement thhis routing logic with Ser ser-0.8.14. if ((uri=~"^sip:1[0-9]{10}@.*")) { route(4); break; }; route[4] { t_on_failure("2"); t_relay(); break; } failure_route[2] { rewritehostport("secondipgateway:5060"); t_relay(); break; } Iam debugging and I get these error 14(8436) ERROR: t_forward_nonack: no branched for fwding 14(8436) ERROR: w_t_relay (failure mode): forwarding failed Does somebody has experienced the same problem? Please help