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java-错误 java.lang.NoClassDefFoundError: org/apache/log4j/Level

Failed to instantiate SLF4J LoggerFactory

错误：

Reported exception:

java.lang.NoClassDefFoundError: org/apache/log4j/Level

at org.slf4j.LoggerFactory.bind(LoggerFactory.java:129)

at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:108)

at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:302)

at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:276)

at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:288)

at org.apache.shiro.spring.LifecycleBeanPostProcessor.(LifecycleBeanPostProcessor.java:51)

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)

at java.lang.reflect.Constructor.newInstance(Unknown Source)

at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:148)

at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:87)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1004)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:957)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:490)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:461)

at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:295)

at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)

at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)

at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:198)

at org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:720)

at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:464)

at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:383)

at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:283)

at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112)

at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5016)

at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5524)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)

at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)

at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:649)

at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1245)

at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1895)

at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)

at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)

at java.util.concurrent.FutureTask.run(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at java.lang.Thread.run(Unknown Source)

Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Level

at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1720)

at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)

... 39 more

2015-8-27 16:46:31 org.springframework.beans.factory.support.DefaultSingletonBeanRegistry destroySingletons

信息: Destroying singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@acbc854 : defining beans [myRealm,securityManager,shiroFilter,lifecycleBeanPostProcessor,org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator#0,org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor#0]; root of factory hierarchy

2015-8-27 16:46:31 org.springframework.web.context.ContextLoader initWebApplicationContext

严重: Context initialization failed

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lifecycleBeanPostProcessor' defined in class path resource [applicationContext-shiro.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: org/apache/log4j/Level

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1011)