I can share with you my pjsua project configuration(similar for other problem projects in PJ-project solution): Configuration Properties/ Linker / General / Additional Library Directories D:\Projects\PJSIP\_BaseClasses\Debug\ C:\Program Files\Microsoft SDKs\Windows\v6.0\Lib\ D:\Projects\PJSIP\SDL-1.3.0-6091\VisualC\SDL\Release\ D:\Projects\PJSIP\ffmpeg-git-7d531e8-win32-dev\lib\ C:\Program Files (x86)\Microsoft DirectX SDK (March 2009)\Lib\x86\ Configuration Properties/ Linker / Input/ Additional Dependencies Iphlpapi.lib dsound.lib dxguid.lib netapi32.lib mswsock.lib ws2_32.lib odbc32.lib odbccp32.lib ole32.lib user32.lib gdi32.lib advapi32.lib Configuration Properties/ Linker / Input/ Ignore Specific Library msvcrt.lib; LIBCMTD.lib Cheers -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120403/e784cfd6/attachment.html>