I used the struts1.2 and ejb3.0 22:39:41,765 INFO[WebappClassLoader] validateJarFile(C:\Program Files\jboss-4.2.2.GA\server\default\.\deploy\test.war\WEB-INF\lib\servlet-api.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class 22:39:42,109 ERROR [[/ test]] Exception sending context initialized event to listener instance of class org.jboss.web.jsf.integration.config.JBossJSFConfigureListener java.lang.IncompatibleClassChangeError: Class org.jnp.server.NamingServer does not implement the requested interface org.jnp.interfaces.Naming at org.jnp.interfaces.NamingContext.lookup (NamingContext.java: 667) at org.jnp.interfaces.NamingContext.lookup (NamingContext.java: 774) at org.jnp.interfaces.NamingContext.lookup (NamingContext.java: 627) at javax.naming.InitialContext.lookup (InitialContext.java: 392) ' 22:39:42,109 ERROR [StandardContext] Error listenerStart 22:39:42,109 ERROR [StandardContext] Context [/test] startup failed due to previous errors 22:39:42,171 WARN [ServiceController] Problem starting service jboss.web.deployment:war=test.war,id=1856680672 org.jboss.deployment.DeploymentException: URL file:/C:/Program Files/jboss-4.2.2.GA/server/default/deploy/test.war/ deployment failed at org.jboss.web.tomcat.service.TomcatDeployer.performDeployInternal(TomcatDeployer.java:379) at org.jboss.web.tomcat.service.TomcatDeployer.performDeploy(TomcatDeployer.java:104) at org.jboss.web.AbstractWebDeployer.start(AbstractWebDeployer.java:375) at org.jboss.web.WebModule.startModule(WebModule.java:83) at org.jboss.web.WebModule.startService(WebModule.java:61) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4174791#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...