PDF/UA identifier is missing
In order for a PDF document to be technically accessible, the PDF/UA identifier (metadata) must be set.
Issue detected in PDFs made from: #
- Microsoft Word 2013 for Windows
- Adobe InDesign all versions
PAC 3 error message #
PDF/UA identifier missing
Failure Condition of the Matterhorn Protocol #
06-002 The metadata stream in the Catalog dictionary does not include the PDF/UA identifier. (→ automatic testing)
Automatic approach in Acrobat DC #
- Open the “Print production” tools and click on “Preflight”
- In the preflight window, change to the “Single Fixups” (click on the small button with the wrench icon)
- Select the mixup “Set PDF/UA-1 entry” and click on the button “Fix”
This fix is also part of the preflight profile “Fix problems in PDF tagging structure”.
Automatic approach in InDesign (MadeToTag) #
Using the MadeToTag plugin, the PDF/UA identifier is automatically appended.
Manual approach in Acrobat #
- Download the pdfUA-ID.xmp file (Source: taggedpdf.com)
- Open the document in Acrobat
- Display the Document Properties (“File” → “Properties”)
- Switch to the “Description” tab and click the button “Additional metadata”
- Switch to the “Advanced” tab and click the button “Append”
- Select the “pdfUA-ID.xmp” you previously downloaded and click “Open”