private void btnLogin_Click(object sender, EventArgs e) { session1Entities db = new session1Entities(); var querryLogIn = from User in db.Users where User.Email == txtUsername.Text && User.Password == txtPassword.Text select User; if (querryLogIn.Count() == 0) { dem++; textBox1.Text = dem.ToString(); MessageBox.Show("Please re-enter", "Notification"); btnLogin.Enabled = true; this.txtUsername.Focus(); if (dem % 3 == 0) { MessageBox.Show("Please wait 10 seconds", "Notification"); timer1 = new System.Windows.Forms.Timer(); timer1.Tick += new EventHandler(timer1_Tick_1); timer1.Interval = 1000; // 1 second timer1.Start(); label1.Text = counter.ToString(); //Thread.Sleep(10000); // } } else if (querryLogIn.Count() == 1) { User user = (User)querryLogIn.Single(); if (user.Active == false) { MessageBox.Show("Not active", "Notification"); } else { Administrator ad = new Administrator(); this.Hide(); ad.Show(); } } //btnLogin.Enabled = true; }