NullPointerException

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Hey guys i am making a small project based on JSP and Servlet. Everything is OK..but when i run the below mentioned code of an JSP page and servlet...i am getting an exeption named "java.lang.NullPointerException".

There are no errors in my pages..but still i am getting this exeption.
So can anyone PLEASE help me regarding this.

Thanx.

index.jsp:-

XML

<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title> Login Form </title>
    </head>
    <form action="Login" method="post"/>
    <body>
        <br>
        <br>
   <center><h3> Please fill in the following information in order to continue with your registration</h3></center>
   <br>
   <br>
   <table border="2" bordercolor="black"  align="center"  cellpadding="5" cellspacing="2" width="450" height="300">
        <tr>
            <td ><center><font color="black"><b>First Name </b></font></center></td>
            <td><center><input type="text" name="fn"></center></td>
        </tr>

        <tr>
           <td><center><font color="black"><b>Last Name</b></font></center></td>
           <td><center><input type="text" name="ln"></center></td>
        </tr>

        <tr>
           <td><center><font color="black"><b>Address</b></font></center></td>
           <td><center><input type="text" name="address"></center></td>
        </tr>

        <tr>
           <td><center><font color="black"><b>Contact Number</b></font></center></td>
           <td><center><input type="text" name="cno"></center></td>
        </tr>

        <tr>
           <td><center><font color="black"><b>E-Mail ID</b></font></center></td>
           <td><center><input type="text" name="EMail"></center></td>
        </tr>

        <tr>
           <td><center><font color="black"><b>Registration Date</b></font></center></td>
           <td><center><input type="text" name="Rd"/></center></td>
        </tr>


    </table>
</body>
<br>
<br>
<center><input type="submit" value="     Save       ">&nbsp;&nbsp;&nbsp;<input type="reset" value="     Reset        " onclick="location.reload()"></center>
</html>

Login.java(servlet):-

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.sql.*;
public class Login extends HttpServlet {
   
   
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
       
         String fn =request.getParameter("First Name");
         String ln =request.getParameter("Last Name");
         String address=request.getParameter("Address");
         String cno=request.getParameter("cno");
         String EMail=request.getParameter("E-Maild ID");
         String Rd=request.getParameter("Registration Date");
        
          try 
        {
             if(fn.length()==0 && ln.length()==0 && address.length()==0 && cno.length()==0 && EMail.length()==0 && Rd.length()==0)
                {
                    response.sendRedirect("error.html");
                }
             else
                {
                Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
                Connection c = DriverManager.getConnection("jdbc:odbc:Family","","");
                PreparedStatement ps = c.prepareStatement("insert into Friends values (FirstName,LastName,Address,ContactNo,EMailID,RegistrationDate) values(?,?,?,?,?,?)");
                ps.setString(1, fn);
                ps.setString(2, ln);
                ps.setString(3, address);
                ps.setString(4, cno);
                ps.setString(5, EMail);
                ps.setString(6, Rd);
                
                ps.executeUpdate();
                response.sendRedirect("success.html");
                }
        } 
        
        catch(Exception ec)
        {
            out.print(ec);
        }
         
         finally {
            out.close();
        }
    } 
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 
    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }
    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}

Posted 8-Nov-10 20:03pm

prateek2607

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2 solutions

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Abhinav S · Answer 1 · 2010-11-08T20:18:00

Solution 1

String EMail=request.getParameter("E-Maild ID");

You are getting the wrong E-mail Id (there is an extra d in your name). Thus this email id is probably null.

Posted 8-Nov-10 20:18pm

Abhinav S

prateek2607 · Answer 2 · 2010-11-10T06:04:00

Solution 2

Sorry guys...bt i didnt work out. Plz give me sum other solution

Thax

Posted 10-Nov-10 6:04am

prateek2607