"scott.stark(a)jboss.org" wrote : "anil.saldhana(a)jboss.com" wrote : All you have to do is start AS5 and wait a minute or so.... So it is only in F9? | | Apparently. I have a default AS5 instance that has been running for ~6 hours under osx without any change in descriptor/port counts. | No Scott. Emmanuel answered my Query. I was wondering about Fedora7/8 etc. So it is probably a bug in Sun JDK. OSX has its own impl. Let me try locate the class where the NPE is happening in JDK. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4156850#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...