下面是完整的stack trace,请问错在哪?HTTP Status 500 -
-------------------------------------------------------------------------
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 JSPAn error occurred at line: 19 in the jsp file: /DisplayCourse.jsp
Generated servlet error:
Invalid character constant
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)
org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:397)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:288)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:556)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:296)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.8 logs.
-------------------------------------------------------------------------Apache Tomcat/5.5.8
================================================================上面完整stack trace message, 请问是什么错?
-------------------------------------------------------------------------
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 JSPAn error occurred at line: 19 in the jsp file: /DisplayCourse.jsp
Generated servlet error:
Invalid character constant
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)
org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:397)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:288)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:556)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:296)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.8 logs.
-------------------------------------------------------------------------Apache Tomcat/5.5.8
================================================================上面完整stack trace message, 请问是什么错?
解决方案 »
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<%@page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="errorpage.jsp" %>
<html>
<head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>选报课程</title></head>
<jsp:useBean id="check" scope="page" class="checkEnrol"/>
<body bgcolor="#0099FF" text="#FFFFFF" link="#00FF00" >
<p align="center"><font color="#00FF00" size="+3" face="方正舒体">可选报课程为</font></p>
<table border="1" align="center">
<tr>
<td width="54">课程号</td>
<td width="54">课程名</td>
<td width="57">预修课</td>
<td width="58">系别</td>
<td width="59">班级号</td>
<td width="69">教室号</td>
<td width="88">上课时间</td>
<td width="88">教师</td>
<td width="83">选择</td>
</tr>
<%
String id = (String)session.getAttribute("id");
String cour_id,name,dep,prepare,class_id,room_id,cour_time;
String tea_name=null;
ResultSet rs=null;
rs=check.getCourse(id);
while(rs.next()){
cour_id=rs.getString("id");
name=rs.getString("name");
prepare=rs.getString("prepare");
'dep=rs.getString("dep");
class_id=rs.getString("class_id");
room_id=rs.getString("room_id");
cour_time=rs.getString("cour_time");
tea_name=rs.getString("tea_name");
%>
<tr>
<td><%=cour_id%></td>
<td><%=name%></td>
<td><%=prepare%></td>
<td><%=prepare%></td>
<td><%=class_id%></td>
<td><%=room_id%></td>
<td><%=cour_time%></td>
<td><%=tea_name%></td>
<td><a href="StudentLoginSvlt?action=enrol&id=<%=id%>&cour_id=<%=cour_id%>&class_id=<%=class_id%>&prepare=<%=prepare%> ">注册</a>
</td>
</tr>
<%}%>
</table>
<p> </p>
<p><a href="student.jsp"></p> <<Back </a> </p>
</body>
</html>
怎么又各 单引号?
Generated servlet error:
checkEnrol cannot be resolved or is not a typeAn error occurred at line: 4 in the jsp file: /DisplayCourse.jsp
Generated servlet error:
checkEnrol cannot be resolved or is not a typeAn error occurred at line: 4 in the jsp file: /DisplayCourse.jsp
Generated servlet error:
checkEnrol cannot be resolved or is not a type
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)
org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:397)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:288)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:556)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:296)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.8 logs.
--------------------------------------------------------------------------------Apache Tomcat/5.5.8