tomcat的问题怎么解决???????

tomcat的问题怎么解决???????

HTTP   Status   500   -  

--------------------------------------------------------------------------------

type   Exception   report

message  

description   The   server   encountered   an   internal   error   ()   that   prevented   it   from   fulfilling   this   request.

exception  

org.apache.jasper.JasperException:   This   absolute   uri   (http://jakarta.apache.org/struts/tags-bean)   cannot   be   resolved   in   either   web.xml   or   the   jar   files   deployed   with   this   application
at   org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:105)
at   org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:430)
at   org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:154)
at   org.apache.jasper.compiler.TagLibraryInfoImpl.(TagLibraryInfoImpl.java:159)
at   org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:354)
at   org.apache.jasper.compiler.Parser.parseDirective(Parser.java:381)
at   org.apache.jasper.compiler.Parser.parseElements(Parser.java:795)
at   org.apache.jasper.compiler.Parser.parse(Parser.java:122)
at   org.apache.jasper.compiler.ParserController.parse(ParserController.java:199)
at   org.apache.jasper.compiler.ParserController.parse(ParserController.java:153)
at   org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:227)
at   org.apache.jasper.compiler.Compiler.compile(Compiler.java:369)
at   org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:473)
at   org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:190)
at   org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
at   org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
at   javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at   org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at   org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
at   org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at   org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at   org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at   org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at   org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at   org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at   org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2416)
at   org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at   org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at   org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at   org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at   org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at   org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
at   org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at   org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at   org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at   org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
at   org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:601)
at   org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
at   org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
at   org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
at   java.lang.Thread.run(Thread.java:595)

http://jakarta.apache.org/struts/tags-bean)   cannot   be   resolved   in   either   web.xml   or   the   jar   files   deployed   with   this   application


注意看看   这里
我知道是这里出了问题?
可是就是不知道怎么解决?
能给个解决的办法吗/
谢谢!!!!