protected void ButtonRegister_Click(object sender, EventArgs e) { if (string.IsNullOrEmpty(this.TextBoxRegisterUserName.Text) || string.IsNullOrEmpty(this.TextBoxRegisterPassword.Text)) { MessageBox.Show("Please provide username and password"); } else { var client = new AuthServiceClient(); var adminModel = new AdminModel { AdminUserName = TextBoxRegisterUserName.Text, AdminPassword = TextBoxRegisterPassword.Text }; bool result = Convert.ToBoolean(client.RegisterAdmin(adminModel)); if (result) { LabelMSG.Text = "You have been registered"; } else { LabelMSG.Text = "Admin already exists"; } } }