type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: /showCart.jsp(7,0) The value for the useBean class attribute bean.ShopCart is invalid.
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:148)
org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1175)
org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1117)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2166)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2216)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2222)
org.apache.jasper.compiler.Node$Root.accept(Node.java:457)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2166)
org.apache.jasper.compiler.Generator.generate(Generator.java:3322)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:199)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:296)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:277)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:265)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:564)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:302)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
shopcart.ShowCartServlet.doPost(ShowCartServlet.java:36)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
shopcart.ShoppingServlet.doPost(ShoppingServlet.java:45)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
filter.CharactorFilter.doFilter(CharactorFilter.java:25)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.25 logs.
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:148)
org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1175)
org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1117)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2166)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2216)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2222)
org.apache.jasper.compiler.Node$Root.accept(Node.java:457)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2166)
org.apache.jasper.compiler.Generator.generate(Generator.java:3322)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:199)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:296)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:277)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:265)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:564)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:302)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
shopcart.ShowCartServlet.doPost(ShowCartServlet.java:36)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
shopcart.ShoppingServlet.doPost(ShoppingServlet.java:45)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
filter.CharactorFilter.doFilter(CharactorFilter.java:25)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.25 logs.
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useBean类的属性bean.ShopCart是无效的。
useBean类的属性bean.ShopCart的值是无效的。
看看这个可不可以解决你的问题
http://topic.csdn.net/t/20050819/01/4217665.html