org.xml.sax.SAXParseException: cvc-elt.1: Cannot find the declaration of element 'taglib'. 异常

本文介绍了解决Tomcat启动时遇到的'找不到taglib元素声明'错误的方法。通过禁用server.xml中的XML验证(xmlValidation设为false),可以有效避免该问题。

org.xml.sax.SAXParseException: cvc-elt.1: Cannot find the declaration of element 'taglib'.
 at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)
 at org.apache.xerces.util.ErrorHandlerWrapper.error(Unknown Source)
 at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
 at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
 at org.apache.xerces.impl.xs.XMLSchemaValidator.handleStartElement(Unknown Source)
 at org.apache.xerces.impl.xs.XMLSchemaValidator.startElement(Unknown Source)
 at org.apache.xerces.impl.dtd.XMLDTDValidator.startElement(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanStartElement(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentScannerImpl$ContentDispatcher.scanRootElementHook(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
 at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
 at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
 at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
 at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
 at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1562)
 at org.apache.catalina.startup.TldConfig.tldScanStream(TldConfig.java:514)
 at org.apache.catalina.startup.TldConfig.tldScanJar(TldConfig.java:472)
 at org.apache.catalina.startup.TldConfig.execute(TldConfig.java:307)
 at org.apache.catalina.core.StandardContext.processTlds(StandardContext.java:4307)
 at org.apache.catalina.core.StandardContext.start(StandardContext.java:4144)
 at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760)
 at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740)
 at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544)
 at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:927)
 at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:890)
 at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
 at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1150)
 at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
 at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022)
 at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
 at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
 at org.apache.catalina.core.StandardService.start(StandardService.java:448)
 at org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
 at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
 at java.lang.reflect.Method.invoke(Unknown Source)
 at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
 at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)

 

 

 

此异常是应为TOMCAT启动的时候启动了XML文件验证.只需在tomcat 的con文件夹下的server.xml文件中修改 xmlValidation="false" 改为false即可

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