title: Visual Studio 2017 error: Unable to start program, An operation is not legal in the current state
body: <p>After fresh installation of Visual Studio 2017 I tried to run .NET Core Web project and when trying to run it on Chrome I am getting this error:</p>
  
  <blockquote>
    <p>Unable to start program, An operation is not legal in the current
    state</p>
  </blockquote>