Probleme beim Speicher von PDF/A

Hi @Norbert311722786ffc 

As the error message says "To convert a PDF file to PDF/A, an output intent is required. please define an output intent in the preflight preferences."

Try these steps: https://helpx.adobe.com/acrobat/using/pdf-x-pdf-a-pdf.html 

Please read this article to know how to create an Output intent https://helpx.adobe.com/acrobat/using/output-intents-pdfs-acrobat-pro.html 

Thanks,

Akanchha