PDF/UA-1 rule 7.18.6.2-1: CT key is missing from the media clip data dictionary
Not fixed automaticallysyntax
What veraPDF reports
CT key is missing from the media clip data dictionary
veraPDF rule 7.18.6.2-1 = ISO 14289-1:2014 clause 7.18.6.2, test 1, checked on PDF object PDMediaClip.
What the requirement says
In the media clip data dictionary, the optional CT key (ISO 32000-1:2008, 13.2.4.2, Table 274) is required
Can it be fixed automatically?
Not fixed automatically. This failure needs the authoring tool or manual remediation; the automatic fix does not change it.
How to fix it by hand
This is a low-level PDF syntax requirement; it is usually fixed by exporting the file again with a current PDF producer or by saving it through a PDF editor.
Check your PDF now (free)
Upload the PDF: veraPDF lists every failed PDF/UA-1 rule, our fix runs, and veraPDF checks the fixed file again — you see “N failed rules before → M after”
before deciding. The fixed file costs 19 € (excl. VAT); the check is free. We never call a file “accessible” or “compliant”.
Other rules in clause 7.18.6.2
7.18.6.2-2 In the media clip data dictionary, the optional Alt key (ISO 32000-1:2008, 13.2.4.2, Table 274) is required