private void login_Click(object sender, RoutedEventArgs e) { LoginConnection lgConn = new LoginConnection(); /* Temporarily disabling the following two lines to make our life easier during testing: */ //username=userNameTB.Text; //password=passwordTB.Password; username = "******"; password = "******"; /* end of modification */ loginCheck = lgConn.compare(username, password); if (loginCheck) { MainMenu menu = new MainMenu(); menu.Activate(); this.Close(); menu.Show(); } else { MessageBox.Show("Username or password wrong!"); } }