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  1. ,

    This is thrown when the JVM tries to load a particular class and the specified class cannot be found in the classpath. Make sure Apache commons-lang library jar is added to your project's build path and you are using commons-lang3-3.0.jar or greater.

  2. ,

    Make sure to add org.springframework.core-3.1.0.M2.jar to your project libraries so that org.springframework.core.env.EnvironmentCapable will be loaded.

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java.lang.ClassNotFoundException: org.apache.logging.log4j.Logger	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1332)	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1166)	at java.lang.Class.getDeclaredFields0(Native Method)	at java.lang.Class.privateGetDeclaredFields(Unknown Source)	at java.lang.Class.getDeclaredFields(Unknown Source)	at org.apache.catalina.util.Introspection.getDeclaredFields(Introspection.java:106)	at org.apache.catalina.startup.WebAnnotationSet.loadFieldsAnnotation(WebAnnotationSet.java:256)	at org.apache.catalina.startup.WebAnnotationSet.loadApplicationFilterAnnotations(WebAnnotationSet.java:105)	at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:64)	at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:335)	at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:782)	at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:306)	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:95)	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5202)	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1407)	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1397)	at java.util.concurrent.FutureTask.run(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)	at java.lang.Thread.run(Unknown Source)