title: Unknown build error, 'Could not load file or assembly 'System.Windows
body: <p>I am trying to build a test project for silverlight application. When i build this project it throws following error </p>
  
  <pre><code>Unknown build error, 'Could not load file or assembly 'System.Windows, Version=5.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)'
  </code></pre>
  
  <p>I have system.winwos dll in my references and i am using visual studio 2012.</p>
  
  <p>What should i do to resolve this error</p>
  
  <p>More Details:</p>
  
  <p>If I remove system.windows.control.Navigation dll, this error no longer comes up but build requires system.windows.control.Navigation.</p>