title: glassfish updatetool doesen't start
body: <p>I'm trying to follow the Java EE 6 Tutorial and I'm getting some problems with the updatetool application. I'm running it under Windows 8 but it simple doesen't start at all.</p>
  
  <p>Can you help me?</p>
  
  <p>Thanks.</p>
  
  <p>JB</p>