We’re not using Aspose.Words to do the conversion, the problem occurs when making a change to a PDF and then re-saving it.
using (var pdfDocument = new Aspose.Pdf.Document(sourceFile))
// do something
If we create the PDF via any method other than Adobe Acrobat, the drawed lines will persist after saving. If we create the PDF via Adobe Acrobat, the drawed lines do not persist after saving. The lines are present in the PDF file before we save.
This issue was not present in version 21.9, but is present in 22.5