private void setupRefundTypesToolStripMenuItem_Click(object sender, EventArgs e) { Configuration config = UserSettings.getInstance().Configuration; var refundMappingDTOs = config.ToRefundMappingDTOs(); frmRefundTypeMappings f = new frmRefundTypeMappings(refundMappingDTOs); if (f.ShowDialog() == DialogResult.OK) { config.FromRefundMappingDTOs(refundMappingDTOs); UserSettings.getInstance().Save(); } }