"kabir.khan(a)jboss.com" wrote : The output shows G and A to always have a classloader, probably because the testScenario call maintains a strong reference to the loader? B sometimes is shown to have null loader, so createChildURLLoader needs to be reworked somehow to maintain a strong reference to the loader. Thanks for looking into that. I'll fix it. Which JVM you useds? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4268589#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...