huh? JSF already generates unique element ids, like modelPanelID:0, modelPanelID:1, etc. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4051889#4051889 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4051889