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help!

This is the error I found when I build a servlet,somebody can help me how to solve the problem,Thanks in advance!<<<<java.lang.NoClassDefFoundError: org/apache/catalina/startup/BootstrapException in thread "main">>>>
[261 byte] By [blankhearta] at [2007-10-2 15:28:28]
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# 1
post the code
fun-braina at 2007-7-13 14:48:52 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 2
If the error is during compiling then it is a possibility that the file name and Class name are not matching.Where your other servlets running properly ?
Innovaa at 2007-7-13 14:48:52 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 3
Did you check if bootstrap.jar is in your tomcat classpath?
hima@piratlaa at 2007-7-13 14:48:52 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 4

package yanglingservlet;

import javax.servlet.*;

import javax.servlet.http.*;

import java.io.*;

import java.util.*;

/**

*

Title:

*

Description:

*

Copyright: Copyright (c) 2006

*

Company:

* @author not attributable

* @version 1.0

*/

public class Servlet1 extends HttpServlet implements SingleThreadModel {

private static final String CONTENT_TYPE = "text/html; charset=GBK";

//Initialize global variables

public void init() throws ServletException {

}

//Process the HTTP Get request

public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

response.setContentType(CONTENT_TYPE);

PrintWriter out = response.getWriter();

out.println("<html>");

out.println("<head><title>Servlet1</title></head>");

out.println("<body bgcolor=\"#ffffff\">");

out.println("

The servlet has received a " + request.getMethod() + ". This is the reply.

");

out.println("</body></html>");

}

//Process the HTTP Post request

public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

doGet(request, response);

}

//Clean up resources

public void destroy() {

}

}

the Message::

D:\JBuilderX\jdk1.4\bin\javaw -classpath "C:\Program Files\MapInfo\tomcat-4.0.1]\org\apache\catalina\startup\bin\bootstrap.jar;D:\JBuilderX\jdk1.4\lib\tools.jar" -Dcatalina.home="C:/Program Files/MapInfo/tomcat-4.0.1" org.apache.catalina.startup.Bootstrap -config "C:\Documents and Settings\Administrator\jbproject\yanglingservlet\Tomcat\conf\server8080.xml" start

java.lang.NoClassDefFoundError: org/apache/catalina/startup/Bootstrap

Exception in thread "main"

blankhearta at 2007-7-13 14:48:52 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 5
Woohoo. Learn to use the code button there, young Jedi.
linxpdaa at 2007-7-13 14:48:52 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
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