title: Project file is incomplete. Expected imports are missing
body: <p>After format my computer I reinstalled Vs 2017 V 15.6.3
  and install ASP.Net Core SDK from Microsoft 2.1.4</p>
  
  <p>But when I create new asp core application VS failed with error</p>
  
  <blockquote>
    <p>"Project file is incomplete. Expected imports are missing"</p>
  </blockquote>
  
  <p>Please, can anyone help?</p>
  
  <p><a href="https://i.stack.imgur.com/hiHP1.png" rel="noreferrer"><img src="https://i.stack.imgur.com/hiHP1.png" alt="Error after while creating ASP core application "> </a></p>