<急>判断登陆名出错

<%@page contentType="text/html" language="java" import="MO.Datebase.*,java.sql.*,MO.instance.*" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %><%
            String log_Name = request.getParameter("log_Name");
            String password = request.getParameter("password");            UserDB userDB = new UserDB();
            int flag = userDB.getRecord(log_Name, password);            if (flag == 2) {
                ResultSet rs = null;
                users user = new users();
                rs = userDB.getUserByName(log_Name);
                try {
                    rs.next();
                    user.setUser_ID(rs.getInt("user_ID"));
                    user.setLog_Name(rs.getString("log_Name"));
                    user.setUser_Name(rs.getString("user_Name"));
                    user.setPassword(rs.getString("passWord"));
                    user.setE_Mail(rs.getString("e_mail"));
                    user.setQuestion(rs.getString("question"));
                    user.setAnswer(rs.getString("answer"));
                    session.setAttribute("user", user);
                } catch (SQLException e) {
                    e.printStackTrace();
                }
                response.sendRedirect("myallorder.jsp");
            }
            else if(flag==1){
            response.sendRedirect("index.jsp");
            }
            else{
            response.sendRedirect("index.jsp");
            }
%>从登陆页面跳转到这里进行判断后，报错：type Exception reportmessagedescriptionThe server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: PWC6033: Error in Javac compilation for JSPPWC6197: An error occurred at line: 5 in the jsp file: /log_test.jsp
PWC6199: Generated servlet error:
string:///log_005ftest_jsp.java:61: ?????
??? ? users
??? ? org.apache.jsp.log_005ftest_jspPWC6197: An error occurred at line: 5 in the jsp file: /log_test.jsp
PWC6199: Generated servlet error:
string:///log_005ftest_jsp.java:61: ?????
??? ? users
??? ? org.apache.jsp.log_005ftest_jsp
请问是什么原因导致的？谢谢