Crash: PdfReaderException: Invalid entry in XRef table, ID=39, Generation=0, Position=5678658, ID of refere

[Akashbe420]

Version: 1.5.1
OS: Microsoft Windows NT 10.0.19045.0
Exception: PdfSharpCore.Pdf.IO.PdfReaderException
Message: Invalid entry in XRef table, ID=39, Generation=0, Position=5678658, ID of referenced object=40, Generation of referenced object=0

   at PdfSharpCore.Internal.ParserDiagnostics.ThrowParserException(String message)
   at PdfSharpCore.Pdf.IO.Parser.ReadXRefTableAndTrailer(PdfCrossReferenceTable xrefTable, PdfReadAccuracy accuracy)
   at PdfSharpCore.Pdf.IO.Parser.ReadTrailer(PdfReadAccuracy accuracy)
   at PdfSharpCore.Pdf.IO.PdfReader.Open(Stream stream, String password, PdfDocumentOpenMode openmode, PdfPasswordProvider passwordProvider, PdfReadAccuracy accuracy)
   at PdfSharpCore.Pdf.IO.PdfReader.Open(String path, String password, PdfDocumentOpenMode openmode, PdfPasswordProvider provider, PdfReadAccuracy accuracy)
   at KillerPDF.MainWindow.<Print_Click>d__381.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Th
... (truncated)