I described to you way of integration already build PJlibrary to your own solution. IF YOU DON"T HAVE build pjproject lib from source code from pjsip site - you should add paths to SDL headers to respective Include paths and to SDL libs to respective Linker paths. Do you Build PJproject 2.0 release solution with command line UI? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120618/e899e124/attachment.html>