note, this looks more like a hsqldb and java 6 "incompability" than hibernate/seam vs java 6 incompability. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3997054#3997054 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3997054