hi all , in my pjsip usa , i do a secnario like this , UAC call one special number to proxy , and proxy response with 302 code , and response the right number to uac , uac on_call_redirected fuction callback will invoved , and in this callback , i return PJSIP_REDIRECT_ACCEPT_REPLACE , then is pjsip log , i got this sentence like below: -end msg-- 11:11:37.478 pjsua_media.c Call 0: cleaning up provisional media, prov_med_cnt=2, med_cnt=0 11:11:37.491 pjsua_core.c RX 606 bytes Response msg 100/INVITE/cseq=4901 (rdata03F7B040) from TCP 192.168.17.151:5060: SIP/2.0 100 Trying Via: SIP/2.0/TCP 192.168.23.138:4249;rport;branch=z9hG4bKPjdee861cf80f042c2890ed013a08bf8b7;alias Record-Route: <sip:192.168.17.151:5060;transport=tcp;lr> From: "88138" <sip:88138@192.168.17.151>;tag=f40119ffcd5d4854b71bbd2c4fab49de To: <sip:3100 at 172.16.200.24> Call-ID: 8aae43d842e141c4abf0acc523807953 CSeq: 4901 INVITE Contact: <sip:3100 at 172.16.200.24:5060> Allow: INVITE Allow: ACK Allow: CANCEL Allow: OPTIONS Allow: BYE Allow: REFER Allow: SUBSCRIBE Allow: NOTIFY Allow: INFO Allow: PUBLISH Server: Asterisk PBX 1.8.7.0 Supported: replaces Content-Length: 0 and the red parts will cause a assert failed in the next sip call , so could anyone know about this , and how to fix it , thanks a lot !! Best regards. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20150513/3a3536a9/attachment.html>