java.lang.NoClassDefFoundError

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    • java.lang.NoClassDefFoundError: org/apache/log4j/spi/VectorWriter at org.apache.log4j.spi.LoggingEvent.<init>(LoggingEvent.java:154) at org.apache.log4j.Category.forcedLog(Category.java:388) at org.apache.log4j.Category.log(Category.java:853) at org.apache.commons.logging.impl.Log4JLogger.error(Log4JLogger.java:193) at org.apache.catalina.cluster.session.DeltaManager.start(DeltaManager.java:990) at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:431) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4125) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:809) at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:698) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:472) at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1190) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:292) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1305) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1569) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1578) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1558) at java.lang.Thread.run(Unknown Source)

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