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com.liferay.portal.kernel.deploy.hot.HotDeployException: Error registering portlets for test at com.liferay.portal.deploy.hot.BaseHotDeployListener.throwHotDeployException(BaseHotDeployListener.java:58) at com.liferay.portal.deploy.hot.PortletHotDeployListener.invokeDeploy(PortletHotDeployListener.java:130) at com.liferay.portal.kernel.deploy.hot.HotDeployUtil._doFireDeployEvent(HotDeployUtil.java:108) at com.liferay.portal.kernel.deploy.hot.HotDeployUtil._fireDeployEvent(HotDeployUtil.java:153) at com.liferay.portal.kernel.deploy.hot.HotDeployUtil.fireDeployEvent(HotDeployUtil.java:43) at com.liferay.portal.kernel.servlet.PortletContextListener.portalInit(PortletContextListener.java:113) at com.liferay.portal.kernel.util.PortalInitableUtil.init(PortalInitableUtil.java:48) at com.liferay.portal.kernel.servlet.PortletContextListener.contextInitialized(PortletContextListener.java:109) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3972) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4467) at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1244) at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1342) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:303) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1337) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590) at java.lang.Thread.run(Thread.java:619)Caused by: java.lang.ClassCastException: it.mintel.test.portlet.testPortlet cannot be cast to javax.portlet.Portlet at com.liferay.portal.deploy.hot.PortletHotDeployListener.initPortlet(PortletHotDeployListener.java:445) at com.liferay.portal.deploy.hot.PortletHotDeployListener.doInvokeDeploy(PortletHotDeployListener.java:250) at com.liferay.portal.deploy.hot.PortletHotDeployListener.invokeDeploy(PortletHotDeployListener.java:127)