tomcat问题，不知道问题出哪了，怎么解决呢
六月 01, 2012 3:02:04 下午 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\jre7\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jdk1.7.0_02/bin/../jre/bin/client;C:/Program Files/Java/jdk1.7.0_02/bin/../jre/bin;C:/Program Files/Java/jdk1.7.0_02/bin/../jre/lib/i386;C:\Program Files\Java\jdk1.7.0_02\bin;C:\Program Files\Java\jdk1.6.0_30\bin;D:\TDDOWNLOAD\eclipse\eclipse;;.
六月 01, 2012 3:02:04 下午 org.apache.coyote.http11.Http11BaseProtocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
六月 01, 2012 3:02:04 下午 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 484 ms
六月 01, 2012 3:02:04 下午 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
六月 01, 2012 3:02:04 下午 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/5.5.35
六月 01, 2012 3:02:04 下午 org.apache.catalina.core.StandardHost start
信息: XML validation disabled
六月 01, 2012 3:02:04 下午 org.apache.catalina.loader.WebappClassLoader validateJarFile
信息: validateJarFile(E:\lei\SevletDemo\WebRoot\WEB-INF\lib\javaee.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
六月 01, 2012 3:02:04 下午 org.apache.tomcat.util.digester.Digester endElement
严重: End event threw exception
java.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.tomcat.util.IntrospectionUtils.callMethodN(IntrospectionUtils.java:930)
at org.apache.tomcat.util.digester.CallMethodRule.end(CallMethodRule.java:579)
at org.apache.tomcat.util.digester.Rule.end(Rule.java:229)
at org.apache.tomcat.util.digester.Digester.endElement(Digester.java:1058)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1562)
at org.apache.catalina.startup.ContextConfig.applicationWebConfig(ContextConfig.java:348)
at org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:1053)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:261)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4184)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
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