sysdeo tomcat plugin的一个问题

我按照网上的 一片文章安装了TOMCAT PLUGIN 但是好像不能完成热部署 没保存一个文件 所有的环境文件都重新加载了一次 很麻烦 不知道是设么问题
00:00:55,625  INFO XmlWebApplicationContext:601 - Closing application context [Root WebApplicationContext]
00:00:55,627  INFO DefaultListableBeanFactory:273 - Destroying singletons in {org.springframework.beans.factory.support.DefaultListableBeanFactory defining beans [userAction,xfire.customEditorConfigurer,xfire.serviceRegistry,xfire.transportManager,xfire,xfire.typeMappingRegistry,xfire.aegisBindingProvider,xfire.serviceFactory,xfire.servletController,xfire.messageServiceFactory,xfire.messageBindingProvider,webAnnotations,jsr181HandlerMapping,baseWebService,propertyConfigurer,dataSource,sessionFactory,transactionManager,org.springframework.aop.config.internalAutoProxyCreator,org.springframework.transaction.interceptor.TransactionAttributeSourceAdvisor,org.springframework.aop.aspectj.AspectJExpressionPointcut,org.springframework.aop.aspectj.AspectJPointcutAdvisor,txAdvice,manager]; root of BeanFactory hierarchy}
00:00:55,629  INFO AnnotationSessionFactoryBean:184 - Closing Hibernate SessionFactory
00:00:55,629  INFO SessionFactoryImpl:767 - closing
2009-2-13 0:00:57 org.apache.catalina.loader.WebappClassLoader validateJarFile
信息: validateJarFile(F:\workspace\aa\webapp\WEB-INF\lib\servlet-api-2.4.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
00:00:58,973  INFO ContextLoader:174 - Root WebApplicationContext: initialization started
2009-2-13 0:00:58 org.apache.catalina.core.ApplicationContext log
信息: Loading Spring root WebApplicationContext