引用jstl的核心标签错误！
引用jstl的核心标签错误！
十一月 13, 2013 5:31:49 下午 org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet [jsp] in context with path [/10.9] threw exception [
java.lang.NoClassDefFoundError: javax/servlet/jsp/tagext/TagLibraryValidator] with root cause
java.lang.ClassNotFoundException: javax.servlet.jsp.tagext.TagLibraryValidator
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
下面是代码：
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>员工信息列表</title>
<style type="text/css">
table {
border-left:5px solid #ffffff;
border-collapse: collapse;
}
td {
font: normal 12px/ 17px Arial;
padding: 2px;
}
th {
font: bold 12px/ 17px Arial;
padding: 4px;
border-bottom: 1px solid #333;
}
body {
font-size: 14px;
}
#main{
width:590px;
border:solid 1px #000000;
}
</style>
</head>
<body>
<div id="main">
<table>
<tr>
<th width="30px">编号</th>
<th width="30px">姓名</th>
<th width="30px" align="center">性别</th>
<th width="80px">职务</th>
<th width="135px">地址</th>
<th width="135px">备注</th>
<th width="80px" align="center">操作</th>
</tr>
<c:forEach items="${emplist}" var="list">
<tr>
<td align="center">${list.id}</td>
<td>${list.name}</td>
<td>${list.sex}</td>
<td>${list.business}</td>
<td>${list.address}</td>
<td>${list.remark}</td>
<td align="center">
<a href="QueryOneEmployee?id=${list.id}"><img src="update.gif" border="0"/>修改</a>
</td>
</tr>
</c:forEach>
</table>
</div>
</body>
</html>