Problem

اسثاذي انا طبقت مثلك تمام بس يفتح البرنامج + بس حط ااسم المستخدم و كلمة المرور يعطيني هي الرسالة
java.sql.sqlexception no such table
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كود الاتصال
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/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package app;

import java.sql.*;
import javax.swing.*;

public class ConnectDB {

    public static Connection connect() {

        try {
            Class.forName("org.sqlite.JDBC");

            Connection con = DriverManager.getConnection( "jdbc:sqlite:D:\\Program\\over.db" );
            JOptionPane.showMessageDialog(null, "connected");
            return con;
        } catch (Exception e) {
            JOptionPane.showMessageDialog(null, "cant connect to database");
        }
        return null;
    }

    public static void main(String[] args) {
        ConnectDB.connect();

    }

}
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كود الفورم
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 /*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package app;


import java.sql.*;
import javax.swing.JOptionPane;

/**
 *
 * @author s 7 s
 */
public class cack extends javax.swing.JFrame {

    Connection con = null;
    PreparedStatement pst = null;
    ResultSet rs = null;

    public cack() {
        initComponents();
        this.setLocationRelativeTo(null);
        con = ConnectDB.connect();
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        jPanel1 = new javax.swing.JPanel();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        password = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        username = new javax.swing.JTextField();
        jLabel1 = new javax.swing.JLabel();
        jButton3 = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Welcum Bro");
        setBackground(new java.awt.Color(24, 99, 72));
        setCursor(new java.awt.Cursor(java.awt.Cursor.DEFAULT_CURSOR));
        setResizable(false);

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "Login", javax.swing.border.TitledBorder.CENTER, javax.swing.border.TitledBorder.TOP, new java.awt.Font("Tahoma", 0, 36), new java.awt.Color(0, 0, 255))); // NOI18N

        jButton1.setText("Sing up");
        jButton1.setMaximumSize(new java.awt.Dimension(51, 23));
        jButton1.setMinimumSize(new java.awt.Dimension(51, 23));
        jButton1.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jButton1MouseClicked(evt);
            }
        });
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("Exit");
        jButton2.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jButton2MouseClicked(evt);
            }
        });

        password.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                passwordMouseClicked(evt);
            }
        });
        password.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                passwordActionPerformed(evt);
            }
        });

        jLabel2.setText("  PassWord :");

        username.setToolTipText("");
        username.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                usernameMouseClicked(evt);
            }
        });
        username.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                usernameActionPerformed(evt);
            }
        });

        jLabel1.setText("  UserName :");

        jButton3.setText("Log in");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 45, Short.MAX_VALUE)
                .addComponent(jButton3)
                .addGap(52, 52, 52)
                .addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 60, javax.swing.GroupLayout.PREFERRED_SIZE))
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                        .addComponent(password, javax.swing.GroupLayout.DEFAULT_SIZE, 263, Short.MAX_VALUE)
                        .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 109, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addComponent(username))
                    .addComponent(jLabel1))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jLabel1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(username, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(jLabel2)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(password, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton2)
                    .addComponent(jButton3, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(4, 4, 4))
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>

    private void jButton1MouseClicked(java.awt.event.MouseEvent evt) {

        dispose();
    }

    private void jButton2MouseClicked(java.awt.event.MouseEvent evt) {
        dispose();
    }

    private void usernameMouseClicked(java.awt.event.MouseEvent evt) {
        username.setText("");
    }

    private void passwordActionPerformed(java.awt.event.ActionEvent evt) {
        password.setText("");
    }

    private void passwordMouseClicked(java.awt.event.MouseEvent evt) {
        password.setText("");
    }

    private void usernameActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
    }

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
        String uso = "s7s";
        String pao = "123456";
        String u = username.getText();
        String p = password.getText();
        if (uso.equals(u) && pao.equals(p)) {
            new wlc().setVisible(true);
        } else {
            JOptionPane.showMessageDialog(jButton1, "you can't make a new user if you are not a user !!");
        }


    }

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {

        try {
            String qurr = " select * from empo where username=? and password=? ";
            pst = con.prepareStatement(qurr);
            pst.setString(1, username.getText());
            pst.setString(2, password.getText());
            rs = pst.executeQuery();
            if (rs.next()) {
                           new wlc2().setVisible(true);
                           dispose();
            } else {
                JOptionPane.showMessageDialog(this, "UserName OR PassWord is INcorrect");
            }

        } catch (Exception e) {
            JOptionPane.showMessageDialog(this, e);

        }


    }

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(cack.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(cack.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(cack.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(cack.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(() -> {
            new cack().setVisible(true);
        });
    }

    // Variables declaration - do not modify
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JTextField password;
    private javax.swing.JTextField username;
    // End of variables declaration
}
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شو الحل صديقي ؟
طبعاً
بكود الاتصال
Connection con = DriverManager.getConnection( "jdbc:sqlite:D:\\Program\\over.db" );
هاد الكود وقت ساويه
Connection con = DriverManager.getConnection( "jdbc:sqlite:D:\\Program\\over.sql" );
 يعطيني مشكلة
java.sql.sqlexception file is encrypted or is not a database
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ممكن حل سريع
؟؟