求解：Resin启动错误

Resin-3.0.18 (built Fri, 24 Feb 2006 02:47:03 PST)
Copyright(c) 1998-2006 Caucho Technology.  All rights reserved.  Using Resin(R) Open Source under the GNU Public License (GPL).  See http://www.caucho.com for information on Resin Professional,
  including caching, clustering, JNI acceleration, and OpenSSL integration.Starting Resin on Sat, 11 Apr 2009 20:25:10 +0800 (CST)[20:25:11.515] Server[] starting
[20:25:11.515] 
[20:25:11.515] Windows XP 5.1 x86
[20:25:11.515] Java 10.0-b23, 32, mixed mode, GBK, zh, Sun Microsystems Inc.
[20:25:11.515] resin.home = D:\resin-3.0.18\resin-3.0.18
[20:25:11.515] server.root = null
[20:25:11.515] 
[20:25:11.546] http listening to *:8080
[20:25:11.562] hmux listening to localhost:6802
[20:25:11.640] Host[] starting
[20:25:11.781] WebApp[http://localhost:8080] starting
[20:25:11.906] WebApp[http://localhost:8080/opensource_struts2011] startingINFO :------------【info】 
==> org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:199)INFO :Parsing configuration file [struts-default.xml] 
==> com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:140)INFO :Parsing configuration file [struts-plugin.xml] 
==> com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:140)INFO :Parsing configuration file [struts.xml] 
==> com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:140)WARN :Settings: Could not parse struts.locale setting, substituting default VM locale 
==> org.apache.struts2.config.Settings.getLocale(Settings.java:143)INFO :Setting DefaultObjectTypeDeterminer as default ... 
==> com.opensymphony.xwork2.util.ObjectTypeDeterminerFactory.<clinit>(ObjectTypeDeterminerFactory.java:28)
[20:25:14.281] WebApp[http://localhost:8080/resin-doc] starting
[20:25:14.531] com.caucho.config.LineConfigException: WEB-INF/web.xml:25: java.lang.ClassNotFoundException: com.caucho.filters.GzipFilter