日期:2014-05-18  浏览次数:20586 次

哪位高手能帮帮我,我会深表感谢的
我最近编了一个JSP程序,每次运行时总会出现错误(Error   500:   No   data   found),不知为何?,恳请高手们帮我看看,我会非常感谢的!(源代码如下:)

<!DOCTYPE   HTML   PUBLIC   "-//W3C//DTD   HTML   4.01   Transitional//EN ">
<HTML>
<HEAD>
<%@   page  
pageEncoding= "GB18030 "
import= "java.sql.* "
%>
<META   http-equiv= "Content-Type "   content= "text/html;   charset=GB18030 ">
<META   name= "GENERATOR "   content= "IBM   WebSphere   Studio ">
<META   http-equiv= "Content-Style-Type "   content= "text/css ">
<LINK   href= "../theme/Master.css "   rel= "stylesheet "
type= "text/css ">
<TITLE> 人事管理系统 </TITLE>
</HEAD>
<BODY   background= "../image/body.gif "> <FORM   action= "rewardeditcheck.jsp "   method= "get "   onSubmit= "return   check_input(this) ">
<jsp:useBean   id= "connectdatabase "   class= "dbms.Database "scope= "session "/>
<%
    String   rewardID=new   String(request.getParameter( "rewardID ").getBytes( "ISO8859_1 "), "GBK ");
    String   sql= "select   *   from   rewardtable   where   rewardID= ' "+rewardID+ " '; ";
    ResultSet   rs=connectdatabase.excute(sql);
while(rs.next()){
%>
<TABLE   border= "0 "   width= "672 ">
<TBODY>
<TR>
<TD   colspan= "3 ">
<TABLE   border= "1 ">
<CAPTION   align= "top ">
<H2> 修改员工奖惩记录 </H2>
</CAPTION>
<TBODY>
<TR>
<TD   width= "129 "   align= "center "> 批准部门: </TD>
<TD   width= "348 "> <SELECT   name= "Branch ">
<%if(rs.getString( "Branch ").equals( "研发部 ")){%>
<OPTION   value= "研发部 "   selected> 研发部 </OPTION>
<OPTION   value= "生产部 "> 生产部 </OPTION>
<OPTION   value= "销售部 "> 销售部 </OPTION>
<OPTION   value= "其他 "> 其他 </OPTION>
<%}else   if(rs.getString( "Branch ").equals( "生产部 ")){%>
<OPTION   value= "生产部 "   selected> 生产部 </OPTION>
<OPTION   value= "研发部 "> 研发部 </OPTION>
<OPTION   value= "销售部 "> 销售部 </OPTION>
<OPTION   value= "其他 "> 其他 </OPTION>
<%}else   if(rs.getString( "Branch ").equals( "销售部 ")){%>
<OPTION   value= "销售部 "   selected> 销售部 </OPTION>
<OPTION   value= "研发部 "> 研发部 </OPTION>
<OPTION   value= "生产部 "> 生产部 </OPTION>
<OPTION   value= "其他 "> 其他 </OPTION>
<%}else{%>
<OPTION   value= "其他 "   selected> 其他 </OPTION>
<OPTION   value= "研发部 "&g