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Type: Posts; User: alskdwq

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  1. Replies
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    Re: a null pointer exception

    Thanks alot man!!! You said about the non null value, so I re checked my codes trying to find such mistakes, and I found that the getConnection method didn't return an object, so the conn I'm using...
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    Re: a null pointer exception

    java.lang.NullPointerException
    at Servlet.LoginServlet.service(LoginServlet.java:28)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    at...
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    a null pointer exception

    hi guys, I'm writing some servlets for a website, but I'm new to JSP, therefore I made alot mistakes when I was writing them, I've been fixing them for weeks, but this null pointer exception, I just...
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    Re: I need help! SQL Exception!

    Got it, thanks
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    Re: I need help! SQL Exception!

    I solved it, and the problem was Login l=new Login(), I deleted the statement and problem solved:o Thanks anyway
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    I need help! SQL Exception!

    import java.sql.*;
    import java.io.*;
    import java.awt.*;
    import java.awt.event.ActionEvent;
    import java.awt.event.ActionListener;

    import javax.swing.*;

    public class Login extends JFrame
    {
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