I really appreciate your reply. I am still unsure of the last part you mention "add library and folder with pjlibs to Linker properties. Are you saying I am still in the pjlib and add those in the linker? As no linker option exists in the pjlib project properties, unless you are meaning the pjsua project properties. From: pjsip-bounces@xxxxxxxxxxxxxxx [mailto:pjsip-bounces at lists.pjsip.org] On Behalf Of Fedot Fedotov Sent: Monday, June 18, 2012 3:15 AM To: pjsip list Subject: Re: Starting over anew ...building...and getting an errors Hello! In my solution, where I use PJlib I have project configuration: Configuration Properties->C/C++->General->Additional Include Directories add D:\PJSIP\SDL-1.3.0-6091\include\ also don't forget add library and folder with pjlibs to Linker properties D:\PJSIP\SDL-1.3.0-6091\VisualC\SDL\Debug\ -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120618/74c1734d/attachment-0001.html>