title: Unable to find a java runtime
body: <p>I got an error when I run a file exe.</p>
  
  <blockquote>
    <p>unable to find a java runtime, please download and install a java runtime from <a href="http://www.borland.com/jbuilder/resources/javaruntime.html" rel="nofollow noreferrer">http://www.borland.com/jbuilder/resources/javaruntime.html</a></p>
  </blockquote>
  
  <p>I use <code>Java 1.8.0_151</code>.</p>
  
  <p>To fix it, I know I can run: <code>javaw -jar exe_name class_name</code> in cmd.</p>
  
  <p><code>Ex: javaw -jar soflW.exe org.jgraph.JGraphad</code>, but I don't know how to find the class name?</p>