private void button1_Click(object sender, EventArgs e) { bool isCashierSepecified = true; bool isAdminSepecified = true; bool ispresent = false; bool isregister; server.Service1 myservse = new server.Service1(); if (checkBox1.Checked == true && checkBox2.Checked == false) { myservse.RegisterationAdmin(textBox1.Text, textBox2.Text, textBox3.Text, checkBox1.Checked, true, checkBox2.Checked, true, out ispresent, out isregister); if (ispresent) { MessageBox.Show("Either User Is already present or password and cpassword is not same!!"); } else { MessageBox.Show("Admin registered"); } } else if (checkBox2.Checked == true && checkBox1.Checked == false) { myservse.RegisterationCashier(textBox1.Text, textBox2.Text, textBox3.Text, checkBox1.Checked, true, checkBox2.Checked, true, out ispresent, out isregister); if (ispresent) { MessageBox.Show("Either User Is already present or password and cpassword is not same!!"); } else { MessageBox.Show("Cashier registered"); } } else if (checkBox1.Checked == false && checkBox2.Checked == false) { myservse.RegisterationUser(textBox1.Text, textBox2.Text, textBox3.Text, checkBox1.Checked, true, checkBox2.Checked, true, out ispresent, out isregister); if (ispresent) { MessageBox.Show("Either User Is already present or password and cpassword is not same!!"); } else { MessageBox.Show("User registered"); } } else { MessageBox.Show("Some Error"); } }