运行struts 2应用程序时异常会引发。

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运行我的struts web应用程序时出现此错误。 即使我在类路径中添加了所有必需的jar文件仍然会收到此错误。请帮助我.... HTTP ERROR 500 访问/Strutsproj/Index.jsp时出现问题。原因: com / opensymphony / xwork2 / util / ValueStack 引起: java.lang.NoClassDefFoundError:com / opensymphony / xwork2 / util / ValueStack at java.lang.Class.getDeclaredMethods0(Native Method) at java。 lang.Class.privateGetDeclaredMethods(Unknown Source) at java.lang.Class.privateGetPublicMethods(Unknown Source) at java.lang.Class.getMethods(Unknown Source) 在java.beans.Introspector.getPublicDeclaredMethods(未知来源) 在java.beans.Introspector.getTargetMethodInfo(未知来源) 在java。 beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) 在java.beans.Introspector。< init>(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector.getBeanInf中o(未知来源) 在java.beans.Introspector。< init>(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector。< init>(未知来源) at java.beans.Introspector.getBeanInfo(未知来源) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector。< init> (未知来源) at java.beans.Introspector.getBeanInfo(未知来源) at org.apache.jasper.runtime.JspRuntimeLibrary.getWriteMethod(JspRuntimeLibrary.java:799 ) org.apache.jasperpiler.Validator $ ValidateVisitor.checkSetter(Validator.java:1031) at org.apache.jasperpiler.Validator $ ValidateVisitor .checkXmlAttributes(Validator.java:1112) at org.apache.jasperpiler.Validator $ ValidateVisitor.visit(Validator.java:834) at org.apache .jasperpi ler.Node $ CustomTag.accept(Node.java:1482) org.apache.jasperpiler.Node $ Nodes.visit(Node.java:2257) org.apache.jasperpiler.Node $ Visitor.visitBody(Node.java:2307) org.apache.jasperpiler.Node $ Visitor.visit(Node.java:2313 ) org.apache.jasperpiler.Node $ Root.accept(Node.java:481) at org.apache.jasperpiler.Node $ Nodes .visit(Node.java:2257) at org.apache.jasperpiler.Validator.validate(Validator.java:1837) at org.apache.jasper piler.Compiler.generateJava(Compiler.java:195) org.apache.jasperpiler.Compilerpile(Compiler.java:409) at org .apache.jasper.JspCompilationContextpile(JspCompilationContext.java:592) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:344) 在org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:470) org.apache.jasper.servlet.JspServlet.ser副(JspServlet.java:364) 在javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet。 ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay。 jetty.security.SecurityHandler.handle(SecurityHandler.java:216) org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection $ RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jet ty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay。 jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org。 mortbay.thread.QueuedThreadPool $ PoolThread.run(QueuedThreadPool.java:582) 引起:java.lang.ClassNotFoundException:com.opensymphony.xwork2.util.ValueStack at java.URLClassLoader $ 1.run(Unknown Source) at java.URLClassLoader $ 1.run(Unknown Source) at java.security.AccessController.doPrivileged (原生方法) at java.URLClassLoader.findClass(Unknown Source) at org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:392 ) at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:89) ... 53更多 引起: java .lang.ClassNotFoundException:com.opensymphony.xwork2.util.ValueStack at java.URLClassLoader $ 1.run(Unknown Source) at java.URLClassLoader $ 1 .run(未知来源) 在java.security.AccessController.doPrivileged(原生方法) 在java.URLClassLoader.findClass(未知来源) at org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:392) at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:89) 在java.lang.Class.getDeclaredMethods0(本机方法) at java.lang.Class.privateGetDeclaredMethods(Unknown Source) at java.lang.Class.privateGetPublicMethods (未知来源) at java.lang.Class.getMethods(Unknown Source) at java.beans.Introspector.getPublicDeclaredMethods(Unknown Source) 在java.beans.Introspector.getTargetMethodInfo(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java .beans.Introspector。< init>(未知来源) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector。< init>(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector.getBeanInfo(未知来源) 在java.beans.Introspector。< init>(未知来源) 在java。 beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector。< init>(Unknown来源) 在java.beans.Introspector.getBeanInfo(未知来源) at org.apache.jasper.runtime.JspRuntimeLibrary.getWriteMethod(JspRuntimeLibrary.java:799)< org.apa上的 che.jasperpiler.Validator $ ValidateVisitor.checkSetter(Validator.java:1031) org.apache.jasperpiler.Validator $ ValidateVisitor.checkXmlAttributes(Validator.java:1112) at org.apache.jasperpiler.Validator $ ValidateVisitor.visit(Validator.java:834) at org.apache.jasperpiler.Node $ CustomTag.accept(Node .java:1482) org.apache.jasperpiler.Node $ Nodes.visit(Node.java:2257) org.apache.jasperpiler .Node $ Visitor.visitBody(Node.java:2307) org.apache.jasperpiler.Node $ Visitor.visit(Node.java:2313) at org.apache.jasperpiler.Node $ Root.accept(Node.java:481) org.apache.jasperpiler.Node $ Nodes.visit(Node.java:2257) org.apache.jasperpiler.Validator.validate(Validator.java:1837) at org.apache.jasperpiler.Compiler.generateJava(Compiler。 java:195) org.apache.jasperpiler.Compilerpile(Compiler.java:409) at org.apache.jasper.JspCompilationContextpile(JspCompilationContext.java:592) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:344) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:470) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:364) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java :216) org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle (ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler .HandlerWrapp er.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) org.mortbay.jetty。 HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection $ RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay。 jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay。 jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org。 mortbay.thread.QueuedThreadPool $ PoolThread.run(QueuedThreadPool.java:582) 由Jetty提供支持://

i am getting this error while running my struts web application. And even i added all required jar files in class path still getting this error.please help me .... HTTP ERROR 500 Problem accessing /Strutsproj/Index.jsp. Reason: com/opensymphony/xwork2/util/ValueStack Caused by: java.lang.NoClassDefFoundError: com/opensymphony/xwork2/util/ValueStack at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Unknown Source) at java.lang.Class.privateGetPublicMethods(Unknown Source) at java.lang.Class.getMethods(Unknown Source) at java.beans.Introspector.getPublicDeclaredMethods(Unknown Source) at java.beans.Introspector.getTargetMethodInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at org.apache.jasper.runtime.JspRuntimeLibrary.getWriteMethod(JspRuntimeLibrary.java:799) at org.apache.jasperpiler.Validator$ValidateVisitor.checkSetter(Validator.java:1031) at org.apache.jasperpiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1112) at org.apache.jasperpiler.Validator$ValidateVisitor.visit(Validator.java:834) at org.apache.jasperpiler.Node$CustomTag.accept(Node.java:1482) at org.apache.jasperpiler.Node$Nodes.visit(Node.java:2257) at org.apache.jasperpiler.Node$Visitor.visitBody(Node.java:2307) at org.apache.jasperpiler.Node$Visitor.visit(Node.java:2313) at org.apache.jasperpiler.Node$Root.accept(Node.java:481) at org.apache.jasperpiler.Node$Nodes.visit(Node.java:2257) at org.apache.jasperpiler.Validator.validate(Validator.java:1837) at org.apache.jasperpiler.Compiler.generateJava(Compiler.java:195) at org.apache.jasperpiler.Compilerpile(Compiler.java:409) at org.apache.jasper.JspCompilationContextpile(JspCompilationContext.java:592) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:344) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:470) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:364) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) Caused by: java.lang.ClassNotFoundException: com.opensymphony.xwork2.util.ValueStack at java.URLClassLoader$1.run(Unknown Source) at java.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.URLClassLoader.findClass(Unknown Source) at org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:392) at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:89) ... 53 more Caused by: java.lang.ClassNotFoundException: com.opensymphony.xwork2.util.ValueStack at java.URLClassLoader$1.run(Unknown Source) at java.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.URLClassLoader.findClass(Unknown Source) at org.mortbay.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:392) at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:89) at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Unknown Source) at java.lang.Class.privateGetPublicMethods(Unknown Source) at java.lang.Class.getMethods(Unknown Source) at java.beans.Introspector.getPublicDeclaredMethods(Unknown Source) at java.beans.Introspector.getTargetMethodInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at java.beans.Introspector.<init>(Unknown Source) at java.beans.Introspector.getBeanInfo(Unknown Source) at org.apache.jasper.runtime.JspRuntimeLibrary.getWriteMethod(JspRuntimeLibrary.java:799) at org.apache.jasperpiler.Validator$ValidateVisitor.checkSetter(Validator.java:1031) at org.apache.jasperpiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1112) at org.apache.jasperpiler.Validator$ValidateVisitor.visit(Validator.java:834) at org.apache.jasperpiler.Node$CustomTag.accept(Node.java:1482) at org.apache.jasperpiler.Node$Nodes.visit(Node.java:2257) at org.apache.jasperpiler.Node$Visitor.visitBody(Node.java:2307) at org.apache.jasperpiler.Node$Visitor.visit(Node.java:2313) at org.apache.jasperpiler.Node$Root.accept(Node.java:481) at org.apache.jasperpiler.Node$Nodes.visit(Node.java:2257) at org.apache.jasperpiler.Validator.validate(Validator.java:1837) at org.apache.jasperpiler.Compiler.generateJava(Compiler.java:195) at org.apache.jasperpiler.Compilerpile(Compiler.java:409) at org.apache.jasper.JspCompilationContextpile(JspCompilationContext.java:592) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:344) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:470) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:364) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) Powered by Jetty://

推荐答案

ValidateVisitor.checkSetter (Validator.java:1031) org.apache.jasperpiler.Validator ValidateVisitor.checkSetter(Validator.java:1031) at org.apache.jasperpiler.Validator

ValidateVisitor.checkXmlAttributes(Validator.java:1112)在org.apac上 he.jasperpiler.Validator ValidateVisitor.checkXmlAttributes(Validator.java:1112) at org.apache.jasperpiler.Validator

ValidateVisitor.visit(Validator.java:834) at org.apache.jasperpiler.Node ValidateVisitor.visit(Validator.java:834) at org.apache.jasperpiler.Node

更多推荐

运行struts 2应用程序时异常会引发。

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