On Aspose.PDF .NET (using Aspose.PDF.Drawing) version 26.3, after we redact a PDF document with a 3D annotation, that document throws a popup in Adobe with the message “An error exists on this page. Acrobat may not displ…...@tonyMilyli Could you also provide code you’re using to redact...filename); await using var stream = File.Open(path, FileMode...