title: Visual studio 2019 “Unable to connect to web server 'IIS Express'”
body: <p>I attempt to lunch my ASP.NET Core project in Microsoft Visual Studio 2019 and got this error: &quot;<strong>Unable to connect to web server 'IIS Express</strong>'&quot;</p>
  <ul>
  <li>Visual Studio 2019 Version 16.9.5</li>
  <li>.Net 5.0</li>
  </ul>