Struts 2错误 - com.opensymphony.xwork2.util.logging.commons.CommonsLogger错误

我试图运行Struts2示例应用程序。在启动服务器时出现错误以及使用从here以下的代码。我在这里实现了相同的代码相同的瓶子。Struts 2错误 - com.opensymphony.xwork2.util.logging.commons.CommonsLogger错误

struts2的-公约-插件-2.3.1.2.jar，asm.jar，
ANTLR-2.7.6.jar，公地文件上传-1.2.2.jar，
公地-IO-2.0。 1.jar，commons-lang-2.5.jar，
commons-logging-1.1.1.jar，commons-logging-api-1.1.jar，
freemarker-2.3.18.jar javassist-3.11.0.GA的.jar，OGNL-3.0.4.jar， struts2的核 - 2.3.1.2.jar，XWork的-core.2.3.1.2.jar

Jun 29, 2013 6:58:18 PM com.opensymphony.xwork2.util.logging.commons.CommonsLogger error 
SEVERE: Unable to read class [com.tutorialspoint.struts2.Employee] 
java.lang.NoClassDefFoundError: org/objectweb/asm/commons/EmptyVisitor 
    at java.lang.ClassLoader.defineClass1(Native Method) 
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) 
    at java.lang.ClassLoader.defineClass(ClassLoader.java:615) 
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) 
    at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2854) 
    at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1159) 
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1647) 
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526) 
    at com.opensymphony.xwork2.util.finder.ClassFinder.readClassDef(ClassFinder.java:780) 
    at com.opensymphony.xwork2.util.finder.ClassFinder.<init>(ClassFinder.java:165) 
    at org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java:376) 
    at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:334) 
    at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53) 
    at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:215) 
    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66) 
    at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:390) 
    at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:436) 
    at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:195) 
    at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295) 
    at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:424) 
    at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115) 
    at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4072) 
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4726) 
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057) 
    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) 
Caused by: java.lang.ClassNotFoundException: org.objectweb.asm.commons.EmptyVisitor 
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680) 
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526) 
    ... 36 more 
Jun 29, 2013 6:58:18 PM org.apache.coyote.http11.Http11Protocol start 
INFO: Starting Coyote HTTP/1.1 on http-8080 
Jun 29, 2013 6:58:18 PM org.apache.jk.common.ChannelSocket init

来源

2013-06-30 user2444474

是否部署了所有必需的库？ –

是的，所有需要的罐子。 – user2444474

我很怀疑，因为你错过了依赖关系，或者正在移动库版本。 –

添加/替换以下jar文件

asm-3.3.jar 
asm-commons-3.3.jar 
asm-tree-3.3.jar

来源

2013-06-30 08:05:15

Struts 2错误 - com.opensymphony.xwork2.util.logging.commons.CommonsLogger错误

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