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

explorer do-not-reply at jboss.com
Tue Jul 10 12:36:51 EDT 2007 

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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