好困惑：Eclipse下安装Tomcat插件问题多多

作者：xiaoxiao
发表时间：2020-12-23 10:38
来源：未知

首先安装了插件后再启动Eclipse，不能载入Tomcat插件，解决办法：

从装Eclipse，再装Tomcat插件，再启动Eclipse时不要选原来的workspace（晕死）

这时，Eclipse里确实能看到可爱的小猫了，配置一下，可启动不了，错误信息如下，有谁能帮帮我啊，谢谢先：

2004-8-17 13:52:00 org.apache.coyote.http11.Http11Protocol init信息: Initializing Coyote HTTP/1.1 on http-80802004-8-17 13:52:00 org.apache.catalina.startup.Catalina load信息: Initialization processed in 3531 ms2004-8-17 13:52:00 org.apache.catalina.realm.JAASRealm setContainer信息: Setting JAAS app name Standalone2004-8-17 13:52:00 org.apache.catalina.core.StandardService start信息: Starting service Tomcat-Standalone2004-8-17 13:52:00 org.apache.catalina.core.StandardEngine start信息: Starting Servlet Engine: Apache Tomcat/5.0.252004-8-17 13:52:01 org.apache.catalina.core.StandardHost start信息: XML validation disabledjava.lang.reflect.InvocationTargetException 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:284) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:422)Caused by: java.lang.ExceptionInInitializerError at org.apache.catalina.core.StandardContext.start(StandardContext.java:4165) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083) at org.apache.catalina.core.StandardHost.start(StandardHost.java:789) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:478) at org.apache.catalina.core.StandardService.start(StandardService.java:476) at org.apache.catalina.core.StandardServer.start(StandardServer.java:2298) at org.apache.catalina.startup.Catalina.start(Catalina.java:556) ... 6 moreCaused by: java.lang.IllegalArgumentException: dom4j-core,jdom,xml-apis,xerces,junit-Extension-Name at java.util.jar.Attributes$Name.<init>(Unknown Source) at java.util.jar.Attributes.getValue(Unknown Source) at org.apache.catalina.util.ManifestResource.getRequiredExtensions(ManifestResource.java:199) at org.apache.catalina.util.ManifestResource.processManifest(ManifestResource.java:168) at org.apache.catalina.util.ManifestResource.<init>(ManifestResource.java:52) at org.apache.catalina.util.ExtensionValidator.addSystemResource(ExtensionValidator.java:214) at org.apache.catalina.util.ExtensionValidator.addFolderList(ExtensionValidator.java:405) at org.apache.catalina.util.ExtensionValidator.<clinit>(ExtensionValidator.java:106) ... 14 more