I was saving a word document to a PDF and got the following error. Can you tell me what it means?
Error during processing of Word Document
Error Messages - The record is expected to be a shape container.
Stack Trace - at Aspose.Escher.x.a(am A\_0)
at Aspose.Escher.x.a(am A\_0, Byte[]& A\_1, ImageFormat& A\_2)
at Aspose.Word.Writer.c.a(am A\_0, Boolean A\_1, Int32 A\_2, Int32 A\_3, String& A\_4, ImageFormat& A\_5)
at Aspose.Word.Writer.Pdf.e.a(am A\_0, z A\_1, Int32 A\_2)
at Aspose.Word.Writer.Pdf.e.b(t A\_0)
at Aspose.Word.Model.t.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.z.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.a.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.h.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.d.a(Object A\_0)
at Aspose.Word.Model.p.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.q.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.g.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.d.a(Object A\_0)
at Aspose.Word.Model.d.b(Object A\_0)
at Aspose.Word.Model.d.a(Object A\_0)
at Aspose.Word.Model.i.a(Object A\_0)
at Aspose.Word.Writer.Pdf.e.a()
at Aspose.Word.Writer.Pdf.e.a(i A\_0, String A\_1)
at Aspose.Word.Document.Save(String fileName, SaveFormat fileFormat)
at PHGWord.PHGAspose.GenerateAsposeWord(String DocumentName, String Identifier, String FacilityID, String Printer) in C:\Data\VS.NET Projects\Testing\EasyPRINT\Libraries\PHGWord\PHGAspose.vb:line 41
at PHGWord.CWordManager.ProcessWordDocument(Object Queue, Boolean Aspose) in C:\Data\VS.NET Projects\Testing\EasyPRINT\Libraries\PHGWord\CWordManager.vb:line 391
at PHGForm.CTask.PrintWord(String PrintDocument, Boolean& PrintToPrinter, Boolean& PrintToPDF, Boolean& SaveToFile, Boolean& PrintToImage) in C:\Data\VS.NET Projects\Testing\EasyPRINT\Libraries\PHGForm\CTask.vb:line 966