title: The type or namespace name 'OpenIdConnect' does not exist in the namespace 'Microsoft.Owin.Security' (are you missing an assembly reference?)
body: <p>I have added a <code>Microsoft.Owin.Security.OpenIdConnect.dll</code> externally(tried both methods using Package Manager Console and using add reference ) to my ASP.NET MVC Application, but still get the same error.</p>
  
  <blockquote>
    <p>The type or namespace name 'OpenIdConnect' does not exist in the namespace 'Microsoft.Owin.Security' (are you missing an assembly reference?)</p>
  </blockquote>
  
  <p>I have attached <code>AccountController.cs</code>, <code>packages.config</code> and references</p>
  
  <p>Any help.</p>
  
  <p><a href="https://i.stack.imgur.com/gAvfJ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/gAvfJ.png" alt="References"></a></p>
  
  <p><a href="https://i.stack.imgur.com/eWXQG.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/eWXQG.png" alt="Acccount Controller"></a><a href="https://i.stack.imgur.com/xdzg1.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/xdzg1.png" alt="package confiq"></a></p>