Is the Zugferd broken

Hi Community,

I have a question regarding the zugferd integration. Is this still working as I get an error message in the demo app.

Mpdf\MpdfException

Message: Adobe CJK fonts cannot be embedded in mPDF (required for PDFA1-b and PDFX/1-a).

Filename: /home1/demo/public_html/vendor/mpdf/mpdf/src/Mpdf.php

Line Number: 10857