// saves the form
        // links:
        //  docLink: http://sql2x.org/documentationLink/c9522930-91f8-4468-a936-8030bb2a6482
        private void buttonSave_Click(object sender, EventArgs e)
        {
            var service = new CrudeProductAttributeServiceClient();

            try {
                _contract.ProductAttributeRcd     = productAttributeRefCombo.Text;
                _contract.ProductAttributeUnitRcd = productAttributeUnitRefCombo.Text;
                _contract.Value = textBoxValue.Text;

                if (_isNew)
                {
                    service.Insert(_contract);
                }
                else
                {
                    service.Update(_contract);
                }
            } catch (Exception ex) {
                if (ex == null)
                {
                }
                else
                {
                    System.Diagnostics.Debugger.Break();
                }
            } finally {
                service.Close();
            }

            Close();
        }
        // save and close ProductAttribute
        // links:
        //  docLink: http://sql2x.org/documentationLink/d71519ff-fa27-4f64-9194-56886e4070ba
        private void buttonSave_Click(object sender, EventArgs e)
        {
            var service = new CrudeProductAttributeServiceClient();

            try {
                _contract.ProductAttributeRcd     = productAttributeRefCombo.Text;
                _contract.ProductAttributeUnitRcd = productAttributeUnitRefCombo.Text;
                _contract.Value = textBoxValue.Text;

                if (_isNew)
                {
                    service.Insert(_contract);
                }
                else
                {
                    service.Update(_contract);
                }
            } catch (Exception ex) {
                MessageBox.Show(ex.Message);
            } finally {
                service.Close();
            }

            Close();
        }