[jboss-user] [Beginners Corner] - Exception while undeploying

[rajesh_css]

Hi,
when i am undeploying my war files from the server,i am getting the below error message .what may be ca 



java.lang.NullPointerException
        at org.jboss.portal.portlet.deployment.jboss.PortletAppDeployment.destro
y(PortletAppDeployment.java:237)
        at org.jboss.portal.server.deployment.jboss.DeploymentContext.destroy(De
ploymentContext.java:125)
        at org.jboss.portal.server.deployment.jboss.PortalDeploymentInfoContext.
destroy(PortalDeploymentInfoContext.java:237)
        at org.jboss.portal.server.deployment.jboss.ServerDeployer.destroy(Serve
rDeployer.java:235)
        at org.jboss.deployment.MainDeployer.destroy(MainDeployer.java:704)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:639)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:632)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:615)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatch
er.java:155)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
        at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractIntercept
or.java:133)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelM
BeanOperationInterceptor.java:142)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.
java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
        at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
        at $Proxy214.undeploy(Unknown Source)
        at org.jboss.portal.server.deployment.jboss.ServerDeployer.undeploy(Serv
erDeployer.java:270)
        at org.jboss.portal.server.deployment.WebAppAdapter.undeploy(WebAppAdapt
er.java:65)
        at org.jboss.portal.server.deployment.WebAppIntercepter.handleNotificati
on(WebAppIntercepter.java:170)
        at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.mx.notification.NotificationListenerProxy.invoke(Notificati
onListenerProxy.java:153)
        at $Proxy217.handleNotification(Unknown Source)
        at org.jboss.mx.util.JBossNotificationBroadcasterSupport.handleNotificat
ion(JBossNotificationBroadcasterSupport.java:127)
        at org.jboss.mx.util.JBossNotificationBroadcasterSupport.sendNotificatio
n(JBossNotificationBroadcasterSupport.java:108)
        at org.jboss.deployment.SubDeployerSupport.emitNotification(SubDeployerS
upport.java:340)
        at org.jboss.deployment.SubDeployerSupport.stop(SubDeployerSupport.java:
319)
        at org.jboss.web.AbstractWebContainer.stop(AbstractWebContainer.java:509
)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatch
er.java:155)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
        at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractIntercept
or.java:133)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelM
BeanOperationInterceptor.java:142)
        at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor
.java:97)
        at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(Intercepto
rServiceMBeanSupport.java:238)
        at org.jboss.wsf.container.jboss42.DeployerInterceptor.stop(DeployerInte
rceptor.java:98)
        at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.
stop(SubDeployerInterceptorSupport.java:196)
        at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterce
ptor.java:99)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.
java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
        at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
        at $Proxy195.stop(Unknown Source)
        at org.jboss.deployment.MainDeployer.stop(MainDeployer.java:667)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:638)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:632)
        at org.jboss.deployment.MainDeployer.undeploy(MainDeployer.java:615)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatch
er.java:155)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
        at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractIntercept
or.java:133)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelM
BeanOperationInterceptor.java:142)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.
java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
        at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
        at $Proxy9.undeploy(Unknown Source)
        at org.jboss.deployment.scanner.URLDeploymentScanner.undeploy(URLDeploym
entScanner.java:450)
        at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentS
canner.java:570)
        at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.
doScan(AbstractDeploymentScanner.java:263)
        at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.
loop(AbstractDeploymentScanner.java:274)
        at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.
run(AbstractDeploymentScanner.java:225)


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