JSP的 HTTP status 500- 错误

Question

type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: Unable to compile class for JSPGenerated servlet error:
D:\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\test\org\apache\jsp\_1_1\index_jsp.java:6: package kjb.main does not exist
import kjb.main.DealString;
                ^
An error occurred at line: 20 in the jsp file: /1.1/index.jsp
Generated servlet error:
D:\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\test\org\apache\jsp\_1_1\index_jsp.java:68: cannot find symbol
symbol  : class DealString
location: class org.apache.jsp._1_1.index_jsp
DealString ds = new DealString();
        ^
An error occurred at line: 20 in the jsp file: /1.1/index.jsp
Generated servlet error:
D:\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\test\org\apache\jsp\_1_1\index_jsp.java:68: cannot find symbol
symbol  : class DealString
location: class org.apache.jsp._1_1.index_jsp
DealString ds = new DealString();
                            ^
3 errors org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:332)
org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:412)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:472)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:451)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:439)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.0.28 logs.

Answer 1

这个是小弟在调式时出现的错误，请各位指导一下
  配置应该没有问题，应为我调试其他的jsp文件，都正常。。

Answer 2

<%@page language="java" contentType="text/html;charset=Gb2312"%>
<%@page import="java.util.*,java.text.*,kjb.main.DealString"%>
<jsp:useBean id="iEJB" scope="page" class="kjb2.library.bean.StoreBean"/>
<%//define
//TODO:  add some init defination here//end define DealString ds = new DealString();
//取得菜单类别 //取得菜单类别
String strType = ds.toString((String)request.getParameter("txt_type"));
String strType1 = ds.toString((String)request.getParameter("txt_type1")); //编号
String strID = ds.toString((String)request.getParameter("txt_id")); //增删改类型
String strEdit = ds.toString((String)request.getParameter("txt_edit")); //是否搜索的
String strSearch = ds.toString((String)request.getParameter("txt_search"));//新加入
if(strSearch.equals("")) strSearch="0"; //增删改类型
//Vector vect=new Vector(); if(strID.equals("")) strID="1";
String bm = (String)request.getParameter("bm");
if(bm==null || bm.equals("")) bm = "1";

Vector vect=iEJB.getList(strID); String bgcolor="";

%>
<TABLE border=0 cellSpacing=1 class=p1 width="100%" class=tbg bgcolor="#8AA6F9">
            <TBODY>
              <TR class=t2>
<TD align=center><strong>索取号</strong></TD>
<TD  align=center><strong>条码号</strong></TD>
<TD  align=center><strong>馆藏</strong></TD>
<TD  align=center><strong>书刊状态</strong></TD>
              </TR><%
for(int i=0;i<vect.size();i++){

Hashtable hs=(Hashtable)vect.get(i);


if ((i%2)==0) { 
bgcolor="t3";
}else {
bgcolor="t4";
}
%> <TR class=<%=bgcolor%>>
<TD align=middle noWrap ><span class="style7">
<%=ds.toString( (String)hs.get("SQH") )%></a></span>
</TD>
<TD align=middle><span class="style7"><%=ds.toString( (String)hs.get("TMH") )%></span>&nbsp;</TD>
<TD align=middle><span class="style7"><%=iEJB.toName("kjb2_kjxx_storeplace","STOREID","MC",ds.toString( (String)hs.get("STOREID") ) )%></span>&nbsp;</TD>

<TD align=middle><span class="style7"><%=ds.toString( (String)hs.get("ZT") )%></span>&nbsp;</TD>
</TR>
<%}//end for%>


</td></tr>
</tbody></table><%iEJB.closeConn();%>  代码如上！！

Answer 3

index 的代码如下所示。。错误好像提示的是page import 的类不对。。怎么改呢？
<%@page language="java" contentType="text/html;charset=GBK"%>
<%@page import="kjb.main.DealString"%>
<%
    DealString ds = new DealString();
String strType = ds.toString(request.getParameter("txt_type"));
String strType1 = ds.toString(request.getParameter("txt_type1"));
String strID = ds.toString((String)request.getParameter("txt_id"));
String strEdit = ds.toString((String)request.getParameter("txt_edit")); String strSearch = ds.toString((String)request.getParameter("txt_search"));//新加入 String childfile = "frame.jsp"; String uid = ds.toString((String)session.getAttribute("zgbh")); if(uid.equals(""))uid = "-1";%>
<html>
<head>
<title>学校图书馆管理系统</title>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<link href="css/style.css" rel="stylesheet" type="text/css">
<link href="css/main.css" rel="stylesheet" type="text/css"></head>
<body bgcolor="#ffffff" topmargin=0 valign=top>
<table width="100%"  border="0" cellspacing="0" cellpadding="0" >
<tr><td>
<table width="100%"  border="0" cellspacing="0" cellpadding="0" >
  <tr>
    <td width="486" background="images/banner_bg.jpg"><img src="images/banner.jpg" width="486" height="64"></td>
    <td background="images/banner_bg.jpg" align=center><a style="cursor:hand;color:#4D6FE6;" onclick="gomenu1('0')"><img src="images/icon3.gif" width="27" height="27" align="absmiddle" alt="首页"></a>&nbsp;&nbsp;<a style="cursor:hand;color:#4D6FE6;" onclick="window.history.back();"><img src="images/ARROW11.gif" width="24" height="21" align="absmiddle" alt="后退"></a>&nbsp;&nbsp;<a style="cursor:hand;color:#4D6FE6;" onclick="window.history.forward();"><img src="images/ARROW10.gif" width="24" height="21" align="absmiddle" alt="前进"></a>&nbsp;&nbsp;<!--<a style="cursor:hand;color:#4D6FE6;" onclick="gomenu1('-1')"><img src="images/icon1.gif" width="23" height="23" align="absmiddle" alt="重新登录"></a>&nbsp;&nbsp;--><a style="cursor:hand;color:#4D6FE6;" onclick="return windowclose();"><img src="images/icon2.gif" width="22" height="22" align="absmiddle" alt="退出"></a></td>
  </tr>
</table><table width="100%"  border="0" cellspacing="0" cellpadding="0">
  <tr>
    <td width="127"><img src="images/menu1.gif" width="127" height="32"></td>
    <td width="100%" valign="middle" background="images/menu_bg.gif" class=style3 align=center>
</td>
    <td width="39"><img src="images/menu2.gif" width="39" height="32"></td>
  </tr>
</table>
</td></tr>
<tr><td><form name=form1 action="index.jsp" method=post>
<input type=hidden name="txt_type" value="<%=strType%>">
<input type=hidden name="txt_type1" value="<%=strType1%>">
<input type=hidden name="txt_id" value="<%=strID%>">
<input type=hidden name="txt_edit" value="<%=strEdit%>">
<input type=hidden name="txt_search" value="<%=strSearch%>">
<input type=hidden name="txt_page" value="">
<jsp:include page="<%=childfile%>"/>
</td></tr></table>
</form>
<script>
function windowclose()
{
if(confirm("您确定要退出系统吗？"))
{
window.close();
return true;
}
return false;
}
function gomenu1(txt_type)
{
//var str="";
//if(txt_type==2) str="?txt_type10=1&txt_edit1=";
document.all.txt_type.value=txt_type;
document.all.txt_type1.value="";
document.all.txt_id.value="";
document.all.txt_edit.value="";
var strType = "<%=strType%>";
var strType1 = "<%=strType1%>";
document.all.form1.action="index.jsp";//+str
document.all.form1.submit();
}</script>
</body>
</html>

Answer 4

kjb.main.DealString
确认一下这个包导的是否正确

Answer 5

symbol  : class DealString
location: class org.apache.jsp._1_1.index_jsp
DealString ds = new DealString();
        ^ 

Answer 6

Generated servlet error: 
D:\Apache Software Foundation\Tomcat 5.0\work\Catalina\localhost\test\org\apache\jsp\_1_1\index_jsp.java:6: package kjb.main does not exist 
import kjb.main.DealString;根源在找不到 kjb.main 这个包