java.lang.NullPointerException

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    • java.lang.NullPointerException at com.liferay.portal.kernel.servlet.PortalClassLoaderFilter.destroy(PortalClassLoaderFilter.java:58) at org.apache.catalina.core.ApplicationFilterConfig.release(ApplicationFilterConfig.java:332) at org.apache.catalina.core.StandardContext.filterStop(StandardContext.java:3744) at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4513) at org.apache.catalina.core.StandardContext.preDeregister(StandardContext.java:5273) at org.apache.tomcat.util.modeler.BaseModelMBean.preDeregister(BaseModelMBean.java:1130) at com.sun.jmx.mbeanserver.BaseMetaDataImpl.preDeregisterInvoker(BaseMetaDataImpl.java:122) at com.sun.jmx.mbeanserver.MetaDataImpl.preDeregisterInvoker(MetaDataImpl.java:251) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.unregisterMBean(DefaultMBeanServerInterceptor.java:377) at com.sun.jmx.mbeanserver.JmxMBeanServer.unregisterMBean(JmxMBeanServer.java:527) at org.apache.tomcat.util.modeler.Registry.unregisterComponent(Registry.java:574) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4101) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:926) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:889) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492) at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1217) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:293) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) 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:595)
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