mclu- Can you try setting maxBatchTime to -1 and tell me if the problem still occurs? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4085397#4085397 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4085397