Further info - same issue occurs with SEAM 2.1.2 2009-08-06 00:31:04,140 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/seam-test1]] (main) Exception sending context initialized event to listener instance of class org.jboss.web.jsf.integration.config.JBossJSFConfigureListener com.sun.faces.config.ConfigurationException: CONFIGURATION FAILED! org.jboss.seam.jsf.SeamApplicationFactory at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:213) View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4248316#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...