Tomcat报错信息,java项目，使用了Memcached，就出现了这个错误，项目无法启动

浊酒愚人 2012-08-05 05:40:26

2012-8-5 17:25:14 org.apache.coyote.http11.Http11AprProtocol pause
信息: Pausing Coyote HTTP/1.1 on http-8080
2012-8-5 17:25:14 org.apache.coyote.ajp.AjpAprProtocol pause
信息: Pausing Coyote AJP/1.3 on ajp-8009
2012-8-5 17:25:15 org.apache.catalina.core.StandardService stop
信息: Stopping service Catalina
2012-8-5 17:25:15 org.apache.coyote.http11.Http11AprProtocol destroy
信息: Stopping Coyote HTTP/1.1 on http-8080
2012-8-5 17:25:15 org.apache.coyote.ajp.AjpAprProtocol destroy
信息: Stopping Coyote AJP/1.3 on ajp-8009
2012-8-5 17:25:19 org.apache.catalina.core.AprLifecycleListener init
信息: Loaded APR based Apache Tomcat Native library 1.1.22.
2012-8-5 17:25:19 org.apache.catalina.core.AprLifecycleListener init
信息: APR capabilities: IPv6 [false], sendfile [true], accept filters [false], random [true].
2012-8-5 17:25:20 org.apache.coyote.http11.Http11AprProtocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2012-8-5 17:25:20 org.apache.coyote.ajp.AjpAprProtocol init
信息: Initializing Coyote AJP/1.3 on ajp-8009
2012-8-5 17:25:20 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1114 ms
2012-8-5 17:25:20 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2012-8-5 17:25:20 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.35
2012-8-5 17:25:20 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor host-manager.xml
2012-8-5 17:25:21 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor manager.xml
2012-8-5 17:25:21 org.apache.catalina.startup.HostConfig deployWAR
信息: Deploying web application archive Jewel.war
2012-8-5 17:25:23 org.apache.catalina.core.StandardContext start
严重: Error listenerStart
2012-8-5 17:25:23 org.apache.catalina.core.StandardContext start
严重: Context [/Test] startup failed due to previous errors
2012-8-5 17:25:23 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
严重: The web application [/Test] appears to have started a thread named [Memcached IO over {MemcachedConnection to /127.0.0.1:11211}] but has failed to stop it. This is very likely to create a memory leak.
2012-8-5 17:25:23 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory bak
2012-8-5 17:25:24 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory docs
2012-8-5 17:25:24 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory examples
2012-8-5 17:25:24 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory ROOT
2012-8-5 17:25:24 org.apache.coyote.http11.Http11AprProtocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2012-8-5 17:25:24 org.apache.coyote.ajp.AjpAprProtocol start
信息: Starting Coyote AJP/1.3 on ajp-8009
2012-8-5 17:25:24 org.apache.catalina.startup.Catalina start
信息: Server startup in 3639 ms

在自己本机进行开发，运行，测试，都没有问题
环境：eclipse maven win7 java6 maven-jetty-plugin6.1.10

放到服务器上就出现了这个问题
然后我拿到本机上手动部署到tomcat6中，同样，也报这个错误，项目部署总是失败，使用的是Apache Tomcat 6.0.35

memcached的客户端是用的net.spy.memcached 2.3.1
tomcat没有做任何修改，这是什么原因啊，麻烦大家帮我看看，找找原因

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