title: .dwproj cannot be opened because its project type (.dwproj) is not supported by this version of the application
body: <p>When i try to open the SSAS project file, visual studio 2015 throw the following exception:</p>
  <blockquote>
  <p>'projectfile.dwproj` cannot be opened because its project type (.dwproj) is not supported by this version of the application.</p>
  <p>To open it, please use a version that supports this type of project.</p>
  </blockquote>
  <p><em>Screenshot</em></p>
  <p><a href="https://i.stack.imgur.com/K4mff.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/K4mff.png" alt="ssis error on vs2015" /></a></p>
  <p>Any suggestions?</p>