During the call you can call method of pjsua "pjsua_call_dump" in next way(for example) static char some_buf[1024*3]; pjsua_call_dump(call_id, PJ_TRUE, some_buf, sizeof(some_buf), " "); CString cs = some_buf; please post me back what is value of "cs" or "some_buf" variables in your case? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20130111/0427a9f5/attachment-0001.html>