private void SuppDelete_Click(object sender, RoutedEventArgs e) { if (SupplierID.Text == "") { MessageBox.Show("Supplier ID field is Empty"); } else { dataAccess data = new dataAccess(); suppliers supp = new suppliers(); supp.SupplierID = int.Parse(SupplierID.Text); supp.CompanyName = CompanyName.Text; data.deleteSuppliers(supp); MessageBox.Show("Supplier " + supp.CompanyName + " Removed Successfully"); } }