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java.lang.ClassCastException: com.tecnotree.ratingbilling.portlet.ServiceClassMasterPortlet cannot be cast to javax.portlet.Portlet	at com.liferay.portal.deploy.hot.PortletHotDeployListener.invokeDeploy(PortletHotDeployListener.java:159)	at com.liferay.portal.kernel.deploy.hot.HotDeployUtil._fireDeployEvent(HotDeployUtil.java:85)	at com.liferay.portal.kernel.deploy.hot.HotDeployUtil.fireDeployEvent(HotDeployUtil.java:42)	at com.liferay.portal.kernel.servlet.PortletContextListener.portalInit(PortletContextListener.java:45)	at com.liferay.portal.kernel.util.PortalInitableUtil.init(PortalInitableUtil.java:39)	at com.liferay.portal.kernel.servlet.PortletContextListener.contextInitialized(PortletContextListener.java:52)	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3856)	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4361)	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:790)	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:770)	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:553)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:296)	at org.jboss.mx.server.RawDynamicInvoker.invoke(RawDynamicInvoker.java:164)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)	at org.apache.catalina.core.StandardContext.init(StandardContext.java:5312)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:296)	at org.jboss.mx.server.RawDynamicInvoker.invoke(RawDynamicInvoker.java:164)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)	at org.jboss.web.tomcat.service.TomcatDeployer.performDeployInternal(TomcatDeployer.java:301)	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)	at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289)	at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245)	at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)	at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)	at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978)	at undefined.$Proxy0.start(Unknown Source)	at org.jboss.system.ServiceController.start(ServiceController.java:417)	at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)	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 undefined.$Proxy42.start(Unknown Source)	at org.jboss.web.AbstractWebContainer.start(AbstractWebContainer.java:466)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)	at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)	at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)	at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:97)	at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(InterceptorServiceMBeanSupport.java:238)	at org.jboss.wsf.container.jboss42.DeployerInterceptor.start(DeployerInterceptor.java:87)	at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.start(SubDeployerInterceptorSupport.java:188)	at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterceptor.java:95)	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 undefined.$Proxy43.start(Unknown Source)	at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025)	at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819)	at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:782)	at sun.reflect.GeneratedMethodAccessor53.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)	at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)	at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)	at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)	at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)	at undefined.$Proxy9.deploy(Unknown Source)	at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:421)	at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:634)	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)