Hi List, I need help.I have been struggling a lot for couple of days. I wrote earlier and writing once again.Seems every one is too busy to look at my problem.I m able to register and get 200OK.invite is generated from my mobile client but call can not be established. Client:symbian Serever:Asterisk Log is attached bellow. In module registration i get only one error but as benny had pointed out its of no harm. 04:42:00.730 sip_transport_ Error setting SO_RCVBUF: Invalid operation (PJ_EINVALIDOP) [70013] 04:42:00.730 sip_transport_ Error setting SO_SNDBUF: Invalid operation (PJ_EINVALIDOP) [70013] ? also i get bellow message:04:52:49.612 inv0x74c7ac Delaying CANCEL since no provisional response is received yet 04:52:51.262 inv0x74c7ac Delaying CANCEL since no provisional response is received yet 04:52:54.875 pjsua_core.c Shutting down... 04:52:54.875 inv0x74c7ac Delaying CANCEL since no provisional response is received yet 04:52:54.875 pjsua_pres.c Shutting down presence.. 04:52:54.875 pjsua_media.c Shutting down media.. 04:52:54.875 pjsua_media.c Closing Symbian Audio sound playback device and Symbian Audio sound capture device 04:52:54.876 symb_mda_dev.c Error in MaiscBufferCopied(): error code -39 04:52:55.088 symb_mda_dev.c Symbian Mda destroyed ? ? Br Joseph -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100222/686ac96f/attachment.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: symbian_ua.zip Type: application/zip Size: 7531 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100222/686ac96f/attachment.zip>