title: The specified task executable location ......csc.exe is invalid error
body: <p>I have a project on TFS that is working on everyone else's machine, except mine. When building I get the error that can be seen in the image. "The specified task executable location csc.exe is invalid." currently trying to repair VS 2017 now. </p>
  
  <p><img src="https://i.stack.imgur.com/NPrL2.png" alt=""></p>