不知道哪错了！！！大佬帮忙看看

yangz-96 2017-12-10 12:15:31

Type Exception Report

Message An exception occurred processing JSP page [/user/top.jsp] at line [31]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception
org.apache.jasper.JasperException: An exception occurred processing JSP page [/user/top.jsp] at line [31]

28: </c:if>
29: <c:if test="${sessionScope.currUser != null}">
30: <box2>
31: ${sessionScope.currUser.userName}
32: </box2>
33: </c:if>
34: </div>

Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:584)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:481)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause
javax.el.PropertyNotFoundException: Property [userName] not found on type [don.Bean.User]
javax.el.BeanELResolver$BeanProperties.get(BeanELResolver.java:260)
javax.el.BeanELResolver$BeanProperties.access$300(BeanELResolver.java:212)
javax.el.BeanELResolver.property(BeanELResolver.java:347)
javax.el.BeanELResolver.getValue(BeanELResolver.java:92)
org.apache.jasper.el.JasperELResolver.getValue(JasperELResolver.java:110)
org.apache.el.parser.AstValue.getValue(AstValue.java:169)
org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184)
org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:944)
org.apache.jsp.user.Login_jsp._jspx_meth_c_005fif_005f1(Login_jsp.java:282)
org.apache.jsp.user.Login_jsp._jspService(Login_jsp.java:162)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:443)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)



<%@ page language="java" contentType="text/html; charset=utf-8"

    pageEncoding="utf-8"%>

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

	<head>

		<meta http-equiv="Content-Type" content="text/html; charset=utf-8">

		<link rel="stylesheet" href="../css/Login.css" />

		<title>登录</title>

	</head>

	<body>

		<center>

		<%@include file="top.jsp"%>

		<form action="../LoginServlet" method="post">

			<table align="center">

				<tr>

					<td>

						<img src="../images/logo.png" width=50px; height=60px;>

					</td>

					<td>

						<h2>用户登录</h2>

					</td>

				</tr>

				<tr>

					<td>用户名：</td>

					<td><input type="text" name="phone"></td>

				</tr>

				<tr>

					<td>密码：</td>

					<td><input type="password" name="password"></td>

				</tr>

				<tr>

					<td>

						<a href="#">忘记密码？</a>

					</td>

					<td>

						<a href="Register.jsp">还没有账号？</a>

					</td>

				</tr>

				<tr>

					<td>

						<input type="submit" value="登录">

					</td>

				</tr>

			 </table>

		</form>

		</center>

	</body>

</html>



<%@ page language="java" contentType="text/html; charset=utf-8"

    pageEncoding="utf-8"%>

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<%@page import="java.text.SimpleDateFormat,java.util.Date"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

	<head>

		<meta http-equiv="Content-Type" content="text/html; charset=utf-8">

		<link rel="stylesheet" href="../css/Personal.css" />

		<title>top</title>

	</head>

	<body>

		<center>

			<div class="top1">

				<box1>

					<a href="index.jsp" float="left">做了么菜谱网</a>

					<c>

					${session.currUser.userName}

					</c>

				</box1>

				<c:if test="${sessionScope.currUser == null}">

					<box2>

						您尚未登录，请

						<a href="Login.jsp">登陆 </a>

						或

						<a href="Register.jsp"> 注册  </a>

					</box2>

				</c:if>

				<c:if test="${sessionScope.currUser != null}">

					<box2>

						${sessionScope.currUser.userName}

					</box2>

				</c:if>

			</div>

		</center>

	</body>

</html>