I use tomcat 6.0... I add the jars of Seam..... But when I start the tomcat.. This error happens -> SEVERE: StandardWrapper.Throwable java.lang.IllegalStateException: Application was not properly initialized at startup, could not find Factory: javax.faces.context.FacesContextFactory ... ... SEVERE: Servlet /xKek threw load() exception java.lang.IllegalStateException: Application was not properly initialized at startup, could not find Factory: javax.faces.context.FacesContextFactory The application rises, but all of JSF tags do not work !!! Because ???? oO View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4125256#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...