Tela inicial não abre - Struts2

WARNING: Could not create JarEntryRevision for [jar:file:/C:/apache-tomcat-6.0.30/lib/struts2-core-2.2.3.jar]!
java.lang.NoClassDefFoundError: org/apache/commons/io/FileUtils
	at com.opensymphony.xwork2.util.FileManager$JarEntryRevision.build(FileManager.java:307)
	at com.opensymphony.xwork2.util.FileManager.loadFile(FileManager.java:145)
	at com.opensymphony.xwork2.util.FileManager.loadFile(FileManager.java:105)
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadConfigurationFiles(XmlConfigurationProvider.java:898)
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadDocuments(XmlConfigurationProvider.java:154)
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.init(XmlConfigurationProvider.java:121)
	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:179)
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:380)
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:424)
	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:422)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4038)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4692)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
	at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
	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:701)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:585)
	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:289)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.io.FileUtils
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClassInternal(Unknown Source)
	... 29 more
26/07/2011 22:09:30 com.opensymphony.xwork2.util.logging.commons.CommonsLogger info
INFO: Parsing configuration file [struts-default.xml]
26/07/2011 22:09:30 org.apache.catalina.core.StandardContext filterStart
SEVERE: Exception starting filter struts2
java.lang.NoClassDefFoundError: org/apache/commons/lang/StringUtils
	at

26/07/2011 22:13:08 org.apache.jk.common.MsgAjp processHeader
SEVERE: BAD packet signature 18245
26/07/2011 22:13:08 org.apache.jk.common.ChannelSocket processConnection
SEVERE: Error, processing connection
java.lang.IndexOutOfBoundsException
	at java.io.BufferedInputStream.read(Unknown Source)
	at org.apache.jk.common.ChannelSocket.read(ChannelSocket.java:628)
	at org.apache.jk.common.ChannelSocket.receive(ChannelSocket.java:585)
	at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:693)
	at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:898)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
	at java.lang.Thread.run(Unknown Source)