When saving a newly created pdf document I am getting a null reference exception.
at Syncfusion.Pdf.Primitives.PdfReferenceHolder.get_Index()
at Syncfusion.Pdf.Primitives.PdfReferenceHolder.ObtainObject()
at Syncfusion.Pdf.Primitives.PdfReferenceHolder.get_Object()
at Syncfusion.Pdf.Primitives.PdfReferenceHolder.Save(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.SaveItems(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer, Boolean bRaiseEvent)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.SaveItems(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer, Boolean bRaiseEvent)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.SaveItems(IPdfWriter writer)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer, Boolean bRaiseEvent)
at Syncfusion.Pdf.Primitives.PdfDictionary.Save(IPdfWriter writer)
at Syncfusion.Pdf.IO.PdfArchiveStream.SaveObject(IPdfPrimitive obj, PdfReference reference)
at Syncfusion.Pdf.IO.PdfCrossTable.DoArchiveObject(IPdfPrimitive obj, PdfReference reference, PdfWriter writer)
at Syncfusion.Pdf.IO.PdfCrossTable.SaveIndirectObject(IPdfPrimitive obj, PdfWriter writer)
at Syncfusion.Pdf.IO.PdfCrossTable.SaveObjects(PdfWriter writer)
at Syncfusion.Pdf.IO.PdfCrossTable.Save(PdfWriter writer)
at Syncfusion.Pdf.PdfDocument.Save(Stream stream)
at Syncfusion.Pdf.PdfDocumentBase.Save(String filename)
at
.BusinessObjects.PDFMerge.FilesMerge(Int32 workOrderNumber, Int32 district, Int32 school, DateTime testBeginDate, Boolean IsPartial) in C:\\Users\\\\source\\repos\\RemoteDownload\\\\BusinessObjects\\PDFMerge.cs:line 78at
..PDFMerge() in C:\\Users\\\\source\\repos\\RemoteDownload\\\\.cs:line 58at
..Execute(TestScoreFile testScoreFile, BubbleFormWorkOrder workOrder) in C:\\Users\\\\source\\repos\\RemoteDownload\\\\.cs:line 35at
.Program.Main(String[] args) in C:\\Users\\\\source\\repos\\RemoteDownload\\\\Program.cs:line 31"