在myeclipse中启动tomcat出现如下错误该怎么解决，具体信息如下

2011-8-13 20:41:29 org.apache.catalina.core.AprLifecycleListener init
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jdk1.6.0_10\bin;D:\tomcat\apache-tomcat-7.0.19\bin
2011-8-13 20:41:29 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8080"]
2011-8-13 20:41:29 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
2011-8-13 20:41:30 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 889 ms
2011-8-13 20:41:30 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
2011-8-13 20:41:30 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.19
2011-8-13 20:41:30 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory ch02
2011-8-13 20:41:30 com.opensymphony.xwork2.util.logging.commons.CommonsLogger warn
警告: Could not create JarEntryRevision for [jar:file:/D:/tomcat/apache-tomcat-7.0.19/webapps/ch02/WEB-INF/lib/struts2-core-2.2.3.jar]!
java.lang.NoClassDefFoundError: org/apache/commons/io/FileUtils
、、、、、、、、、、
Caused by: java.lang.ClassNotFoundException: org.apache.commons.io.FileUtils
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1678)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1523)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 23 more
2011-8-13 20:41:31 com.opensymphony.xwork2.util.logging.commons.CommonsLogger info
信息: Parsing configuration file [struts-default.xml]
2011-8-13 20:41:31 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts2
java.lang.NoClassDefFoundError: org/apache/commons/lang/StringUtils

Caused by: java.lang.ClassNotFoundException: org.apache.commons.lang.StringUtils
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1678)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1523)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 19 more
2011-8-13 20:41:31 org.apache.catalina.core.StandardContext startInternal
严重: Error filterStart
2011-8-13 20:41:31 org.apache.catalina.core.StandardContext startInternal
严重: Context [/ch02] startup failed due to previous errors
2011-8-13 20:41:31 org.apache.catalina.startup.HostConfig deployDirectory
严重: Error filterStart
2011-8-13 20:41:31 org.apache.catalina.core.StandardContext startInternal
严重: Context [/ch02] startup failed due to previous errors

jdk和tomcat的位置：
D:\tomcat\apache-tomcat-7.0.19
C:\Program Files\Java\jdk1.6.0_10

单独启动tomcat时输入http://localhost:8080能看见那只猫。
求各位高人能解救小弟于水深火热中，不胜感激