tomcat服务器运行工程报错

 工程发布在本机上时运行没有问题，但发布到过程服务器后，运行时报http 500 页面程序有问题，很郁闷，查看后台日志时，

: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: The absolute uri: http://java.sun.com/jsp/jstl/core cannot be resolved in either web.xml or the jar files deployed with this application
 at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:51)
 at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:409)
 at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:116)
 at org.apache.jasper.compiler.TagLibraryInfoImpl.generateTLDLocation(TagLibraryInfoImpl.java:315)
 at org.apache.jasper.compiler.TagLibraryInfoImpl.<init>(TagLibraryInfoImpl.java:148)
 at org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:420)
 at org.apache.jasper.compiler.Parser.parseDirective(Parser.java:476)
 at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1426)
 at org.apache.jasper.compiler.Parser.parse(Parser.java:133)
 at org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
 at org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
 at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:167)
 at org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
 at org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
 at org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
 at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
 at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)
 at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)
 at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)
 at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)
 at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1078)
 at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:396)
 at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:232)
 at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
 at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
 at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:261)
 at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:852)
 at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:584)
 at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1508)
 at java.lang.Thread.run(Thread.java:595)
2009-11-11 10:26:57 org.apache.catalina.core.ApplicationDispatcher invoke
: Servlet.service() for servlet jsp threw exception
java.lang.ClassNotFoundException: org.apache.jsp.selectProducut_jsp

 

大概意思是找不到jstl标签http://java.sun.com/jsp/jstl/core ，因为我有个页面要用到jstl标签，查看lib下果然没有jstl标签，重新放了jstl1.1.2.jar、strand.jar，运行没有问题了，