private void btnSave_Click(object sender, RoutedEventArgs e) { try { Enum.TryParse(cbConectionType.SelectedValue.ToString(), out WPFConfig.ConnectionType connectionType); globalConfiguration.WPFConfig.connectionType = connectionType; //MessageBox.Show(globalConfiguration.WPFConfig.AppLanguage + Environment.NewLine + globalConfiguration.WPFConfig.connectionType.ToString()); GlobalConfigReader globalConfigReader = new GlobalConfigReader(); globalConfigReader.Save(globalConfiguration); MessageBox.Show("Saved"); } catch (Exception ex) { MessageBox.Show("Error:" + ex.Message); } }