[jboss-user] [JBoss Portal] - Class Cast Exception raised during Portal Initialization

Hi , Can some one solve my problem, I am a newbie and trying to mix and work, around different examples of Portal from PortalSwap ("HelloWorld" things) JbossAS : ver 4.2 Portal: ver 2.6 Following is the stack trace of the exception raised when i diployed the Portal. It has the all the necessary components. 11:42:52,509 INFO [TomcatDeployer] deploy, ctxPath=/BGportalInitial, warUrl=.../deploy/BGportalInitial.war/ 11:42:53,071 ERROR [STDERR] org.jboss.portal.portlet.container.PortletInitializationException: The portlet BGportalInitialPortlet threw a runtime exception during init 11:42:53,071 ERROR [STDERR] at org.jboss.portal.portlet.impl.jsr168.PortletContainerImpl.start(PortletContainerImpl.java:264) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.portlet.impl.container.PortletApplicationContextImpl.startPortletApplication(P ortletApplicationContextImpl.java:130) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.portlet.deployment.jboss.PortletAppDeployment.start(PortletAppDeployment.java: 153) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.core.deployment.jboss.PortletAppDeployment.start(PortletAppDeployment.java:94) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.server.deployment.jboss.DeploymentContext.start(DeploymentContext.java:99) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.server.deployment.jboss.PortalDeploymentInfoContext.start(PortalDeploymentInfo Context.java:211) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.server.deployment.jboss.ServerDeployer.start(ServerDeployer.java:217) 11:42:53,071 ERROR [STDERR] at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025) 11:42:53,071 ERROR [STDERR] at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819) 11:42:53,071 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor165.invoke(Unknown Source) 11:42:53,071 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 11:42:53,071 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.j ava:142) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) 11:42:53,071 ERROR [STDERR] at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) 11:42:53,071 ERROR [STDERR] at $Proxy198.deploy(Unknown Source) 11:42:53,071 ERROR [STDERR] at org.jboss.portal.server.deployment.jboss.ServerDeployer.deploy(ServerDeployer.java:259) 11:42:53,081 ERROR [STDERR] at org.jboss.portal.server.deployment.WebAppAdapter.deploy(WebAppAdapter.java:54) 11:42:53,081 ERROR [STDERR] at org.jboss.portal.server.deployment.WebAppIntercepter.handleNotification(WebAppIntercepter.java: 160) 11:42:53,081 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) 11:42:53,081 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 11:42:53,081 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.notification.NotificationListenerProxy.invoke(NotificationListenerProxy.java:153) 11:42:53,081 ERROR [STDERR] at $Proxy200.handleNotification(Unknown Source) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.util.JBossNotificationBroadcasterSupport.handleNotification(JBossNotificationBroad casterSupport.java:127) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.util.JBossNotificationBroadcasterSupport.sendNotification(JBossNotificationBroadca sterSupport.java:108) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.SubDeployerSupport.emitNotification(SubDeployerSupport.java:340) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.SubDeployerSupport.start(SubDeployerSupport.java:308) 11:42:53,081 ERROR [STDERR] at org.jboss.web.AbstractWebContainer.start(AbstractWebContainer.java:482) 11:42:53,081 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor208.invoke(Unknown Source) 11:42:53,081 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 11:42:53,081 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.j ava:142) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:97) 11:42:53,081 ERROR [STDERR] at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(InterceptorServiceMBeanSupport.java: 238) 11:42:53,081 ERROR [STDERR] at org.jboss.ws.integration.jboss42.DeployerInterceptor.start(DeployerInterceptor.java:93) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.start(SubDeployerIntercept orSupport.java:188) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterceptor.java:95) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) 11:42:53,081 ERROR [STDERR] at $Proxy183.start(Unknown Source) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:782) 11:42:53,081 ERROR [STDERR] at sun.reflect.GeneratedMethodAccessor25.invoke(Unknown Source) 11:42:53,081 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 11:42:53,081 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.j ava:142) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.Invocation.invoke(Invocation.java:88) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) 11:42:53,081 ERROR [STDERR] at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) 11:42:53,081 ERROR [STDERR] at $Proxy9.deploy(Unknown Source) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:421) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:634) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeploymentS canner.java:263) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.loop(AbstractDeploymentSca nner.java:274) 11:42:53,081 ERROR [STDERR] at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.run(AbstractDeploymentScan ner.java:225) 11:42:53,081 ERROR [STDERR] Caused by: java.lang.ClassCastException: org.jboss.portlet.hello.HelloWorldJSPPortlet 11:42:53,081 ERROR [STDERR] at org.jboss.portal.portlet.impl.jsr168.PortletContainerImpl.start(PortletContainerImpl.java:231) 11:42:53,081 ERROR [STDERR] ... 73 more 11:42:53,101 WARN [PortletAppDeployment] Failed to create instance BGportalInitialInstance of portlet /BGportalInitial.BGportalIn itialPortlet because portlet /BGportalInitial.BGportalInitialPortlet is not available Thanks in advance. 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