private void btnRegister_Click(object sender, EventArgs e) { if (txtUserName.Text == "" || txtPassword.Text == "" || txtContact.Text == "" || txtAnswer.Text == "") { MessageBox.Show("Incomplete Information!"); } else { bool valid = false; bool valids = false; localhost.Service1 server = new localhost.Service1(); server.RegisterAdmin(txtUserName.Text, txtPassword.Text, txtContact.Text, cmbQuestion.Text, txtAnswer.Text, out valid, out valids); if (valid) { MessageBox.Show("Admin Registered!"); } else { MessageBox.Show("Can not register more than one admin!"); } txtUserName.Text = ""; txtPassword.Text = ""; txtContact.Text = ""; txtAnswer.Text = ""; } }