title: Windows 7 Default Audio Device Problems, PJLIB VOIP SDK
body: <p>I have been able to build <a href="http://www.pjsip.org/pjsua.htm" rel="nofollow noreferrer">PJSUA</a>. The softphone runs perfectly on Windows XP, but on Windows 7 but it gives me the following error </p>
  
  <p><img src="https://i.stack.imgur.com/plja6.jpg" alt="Error Message">
  It seems to be an issue with PJSUA on Windows 7. Has anyone been able to resolve this?</p>