Hi Alex, thanks for your info! In deed I'm currently using JDK 1.6. I'm going to change this and let you know if JDK 1.5 works better. Thorben View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4128271#4128271 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4128271