title: How to start a new application instance from within the application?
body: <p>When the user clicks a button i want to start a new instance of my application.</p>
  
  <p>When i use this code it throws an error:</p>
  
  <pre><code>new Application().Run();
  </code></pre>
  
  <blockquote>
    <p>Cannot create more than one System.Windows.Application instance in the same AppDomain.</p>
  </blockquote>