Code :
var doc = new Document(filename);
doc.Save(fileout, SaveFormat.Markdown);
Error stack :
System.NullReferenceException: Object reference not set to an instance of an object.
at #=zFz9$AL7bjxwHUuimODfFc8swDug…...#=zrO8FjNQBRWPB(String #=zIRfqktcuWgdf, SaveOptions #=z5hrkyKQ=) at Aspose.Pdf...#=zORns2n_QCEsH(String #=zIRfqktcuWgdf, SaveOptions #=z5hrkyKQ=) at Aspose.Pdf...