private void button1_Click(object sender, EventArgs e) { LoginDetails lg = new LoginDetails(); lg.Synch_EmpNo = txtEmpNo.Text; lg.Synch_EmpPass = txtPass.Text; if (lg.GetValidationResults() == 1) { this.Hide(); var form2 = new MainForm(); form2.Show(); } else { MessageBox.Show("Sorry but Employee ID / Password does not exists!", "Error Login"); } }