BeanFactory not initialized or already closed - call 'refresh' before accessing beans via the Applic

1、错误描述

严重: Exception sending context destroyed event to listener instance of class org.springframework.web.context.ContextLoaderListener
java.lang.IllegalStateException: BeanFactory not initialized or already closed - call 'refresh' before accessing beans via the ApplicationContext
	at org.springframework.context.support.AbstractRefreshableApplicationContext.getBeanFactory(AbstractRefreshableApplicationContext.java:170)
	at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1033)
	at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1009)
	at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:961)
	at org.springframework.web.context.ContextLoader.closeWebApplicationContext(ContextLoader.java:581)
	at org.springframework.web.context.ContextLoaderListener.contextDestroyed(ContextLoaderListener.java:116)
	at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:5115)
	at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5779)
	at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:224)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:159)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1260)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)

2、错误原因

     无法获取到ApplicationContext

3、解决办法

（1）测试spring时添加

         ApplicationContext ctx = new ClassPathXmlApplicationContext("applicationContext.xml");

（2）将applicationContext.xml改为ApplicationContext.xml