title: The type 'System.Object' is defined in an assembly that is not referenced. You must add a reference to assembly 'netstandard, Version=2.0.0.0
body: <p>I am using .net Framework 4.5.2. I am running MVC application. As i got new laptop I am getting the issue when running the MVC Application.</p>
  
  <p>ERROR: </p>
  
  <blockquote>
    <p>The type 'System.Object' is defined in an assembly that is not referenced. You must add a reference to assembly 'netstandard, Version=2.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'.</p>
  </blockquote>
  
  <p>Microsoft Studio Professional 2017
  Version : 15.9.12</p>
  
  <p>In other teammates VS version is 15.8.1. Where it is running without any issue.</p>
  
  <p>I have also installed MVC 4 and Missing plugins. Still, I am getting this issue. </p>
  
  <p>please suggest to me what I need to do.</p>
  
  <p>Thanks!</p>