hi Johnson The problem has been resolved. This issue is I have not modified the codec completely , so function can not be link. But now it work in PJSUA Thanks all the same. ?2009-07-09?"johnson elangbam" <elangbamjohnson at gmail.com> ??? Got to the properties of pjsua_wince-> Configuration Properties ->Linker-> Input and put "g729a.lib" to the additional dependencies. hopes this will works. Regards Elangbam Johnson 2009/7/9 hui <wuwhere at 163.com> Hi All, I've tryed to integrate VoiceAgeG729 codec in pjsip, and test it in pjsua. I do it following the pattern same as gsm but i found : pjsua-lib-i386-win32-vc6-debug.lib(pjsua_media.obj) : error LNK2001: unresolved external symbol _pjmedia_codec_g729_init pjsua-lib-i386-win32-vc6-debug.lib(pjsua_media.obj) : error LNK2001: unresolved external symbol _pjmedia_codec_g729_deinit what problem in my codec? 200????,????,????? _______________________________________________ Visit our blog: http://blog.pjsip.org pjsip mailing list pjsip at lists.pjsip.org http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org -- Elangbam Johnson -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090709/f413189e/attachment.html>