title: installation Exception 1001 unable to get installer types in the C:\Program Files(x86)\Default Company Name\Setup\Project.exe
body: <p>I got this exception while installing my application on client's laptop. I have used custom action for this setup. this exception occurs before calling function</p>
  
  <pre><code>protected override void OnAfterInstall(IDictionary savedState)
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/gQly6.jpg" alt="Exception While installation"></p>