oscache is used by ajax4jsf, which is what makes the little scroll buttons on the search criteria work. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3985449#3985449 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3985449