title: Convert Jar to exe using JSmooth - Could not find main class
body: <p>I have the <code>JSmooth</code> software in my local system.  I am trying to generate my jar file as exe but I am getting error when I click on run the exe it is showing.</p>
  
  <pre><code>java virtual machine launcher ---&gt;
      Could not find main class: MainClass .Program will exit.
  </code></pre>
  
  <p>How to use <code>JSmooth</code> software to create a working executable?</p>