private void chkReport_Checked(object sender, RoutedEventArgs e) { try { chkReport.IsEnabled = false; pnlReadLiquidationContent.Children.Clear(); CReadLiquidationReport objReadLiquidationReport = new CReadLiquidationReport(); pnlReadLiquidationContent.Children.Add(objReadLiquidationReport); objReadLiquidationReport.Margin = new Thickness(0); } finally { chkReport.IsEnabled = true; } }