title: Eclipse debugging has dialog box: Exception processing async thread queue java.lang.NullPointerException
body: <p>I am facing a problem while debugging in Eclipse 3.4.2. I keep getting pop-up
       Exception processing async thread queue
          java.lang.NullPointerException</p>
  
  <p>Does anyone know what the exact problem is?</p>
  
  <p>Thanks</p>