[MAVEN]常见导致无法启动问题

最新推荐文章于 2025-06-22 12:33:09 发布

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最新推荐文章于 2025-06-22 12:33:09 发布

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本文解决Tomcat部署Spring项目时出现ClassNotFoundException的问题，通过配置Eclipse发布Maven依赖的步骤来确保所有必需的jar包都能被正确加载。

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严重: Error configuring application listener of class org.springframework.web.context.ContextLoaderListenerjava.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListenerat org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4149)at org.apache.catalina.core.StandardContext.start(StandardContext.java:4705)at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601)at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1079)at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1002)at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:506)at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317)at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065)at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)at org.apache.catalina.core.StandardService.start(StandardService.java:525)at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)at org.apache.catalina.startup.Catalina.start(Catalina.java:595)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)at java.lang.reflect.Method.invoke(Method.java:597)at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)2013-4-22 15:40:37 org.apache.catalina.core.StandardContext listenerStart严重: Error configuring application listener of class org.springframework.web.util.IntrospectorCleanupListenerjava.lang.ClassNotFoundException: org.springframework.web.util.IntrospectorCleanupListenerat org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4149)at org.apache.catalina.core.StandardContext.start(StandardContext.java:4705)at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601)at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1079)at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1002)at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:506)at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317)at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065)at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)at org.apache.catalina.core.StandardService.start(StandardService.java:525)at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)at org.apache.catalina.startup.Catalina.start(Catalina.java:595)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)at java.lang.reflect.Method.invoke(Method.java:597)at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)并且检查maven依赖里面有对应的jar包和类，那么就应该是tomcat在发布项目的时候没有同时发布maven依赖所添加的jar包，此时我们需要设置一下eclipse即可：项目 —> 属性 -> Deployment Assembly -> Add -> Java Build Path Entries -> 选择Maven Dependencies -> Finish -> OK这一步就是配置Maven依赖包发布目录，这样调试时会自动把那些jar发布到指定目录下，tomcat也能找到那些jar了。