DOCX to PDF - an artifact appears

Hello
Undefined Black Object appears after converting docx to pdf. The code and docx are inside the zip.

Program2.zip (14.3 KB)

@InfoPlus
We have opened the following new ticket(s) in our internal issue tracking system and will deliver their fixes according to the terms mentioned in Free Support Policies.

Issue ID(s): WORDSNET-25597

You can obtain Paid Support Services if you need support on a priority basis, along with the direct access to our Paid Support management team.

The issues you have found earlier (filed as WORDSNET-25597) have been fixed in this Aspose.Words for .NET 23.12 update also available on NuGet.