XPS report Exception:System.ArgumentException: The document does not contain a valid FixedDocumentSequence

See more:

C#

WPF

C#4.0

hi,

i was generation XPS report with wpf and displaying with document viewer.the report is showing fine in document viewer

but when i save this report and try to open in IE(InternetExplorer)/third partuy XPS viewer it is showing a error.here iam attaching my

Code and Error:

Code:

FixedDocument fixedDocument= new FixedDocument ();

FixedPage fixedpage = new FixedPage {Height = 840,Width = 800};
      PageContent pageContent = new PageContent();
      ((System.Windows.Markup.IAddChild)pageContent).AddChild(fixedpage);
      fixedDocument.Pages.Add(pageContent);
    DrawingVisual  visual = new DrawingVisual();
      drawingContext = visual.RenderOpen();

drawingContext.DrawText(new FormattedText(text,CultureInfo.GetCultureInfo("en-us"),
                                                FlowDirection.LeftToRight,font,
                                                font.Size,brush),new Point(rect.X,rect.Y));

  drawingContext.Close();
      UIElement ui = new DrawingVisualPresenter(visual);//DrawingVisualPresenter is used to convert visual to UIElement we can add only T                                                                                         //UIElement to fixedpage

       fixedpage.Children.Add(ui);

XpsDocument xpsDocument = new XpsDocument("XPSReport.xps",FileAccess.ReadWrite);//saving the report XPSReport.xps to bin folder
      XpsDocumentWriter writer = XpsDocument.CreateXpsDocumentWriter(xpsDocument);
      writer.Write(fixedDocument);
       DocumentViewer.Document = xpsDocument .GetFixedDocumentSequence();

internal class DrawingVisualPresenter: FrameworkElement {
    private DrawingVisual visual;
    internal DrawingVisualPresenter(DrawingVisual visual) {
      this.visual = visual;
    }

    protected override int VisualChildrenCount {
      get { return 1; }
    }

    protected override Visual GetVisualChild(int index) {
      if (index != 0)
        throw new ArgumentOutOfRangeException("index");
      return visual;
    }
  }

Error::

Startup URI: D:\Projects\Cardio\Source\UCTests\bin\Debug\XpsReport.xps
Application Identity:

System.ArgumentException: The document does not contain a valid FixedDocumentSequence.
   at MS.Internal.Documents.DigitalSignatureProvider..ctor(Package package)
   at MS.Internal.Documents.Application.PackageController.MS.Internal.Documents.Application.IDocumentController.Open(Document document)
   at MS.Internal.Documents.Application.DocumentManager.DispatchOpen(IDocumentController controller, Document document)
   at MS.Internal.Documents.Application.DocumentManager.<>c__DisplayClass6.<orderbyleastdependent>b__5(IDocumentController controller, Document subject)
   at MS.Internal.Documents.Application.ChainOfResponsiblity`2.Dispatch(Action action, S subject)
   at MS.Internal.Documents.Application.DocumentManager.<>c__DisplayClass6.<orderbyleastdependent>b__4(Document member)
   at MS.Internal.Documents.Application.ChainOfDependencies`1.OrderByLeastDependent(T member, Action action)
   at MS.Internal.Documents.Application.DocumentManager.OrderByLeastDependent(DispatchDelegate action, Document document)
   at MS.Internal.Documents.Application.DocumentManager.Open(Document document)
   at MS.Internal.AppModel.ApplicationProxyInternal.InitContainer()
   at MS.Internal.AppModel.ApplicationProxyInternal.Run(InitData initData)</orderbyleastdependent></orderbyleastdependent>