On 10/23/2017 8:40 PM, Pablo Rodriguez wrote:
Dear list,

[I accidentally discovered this issue when validating PDF/A documents
with veraPDF.]

I have the following sample:

     \nopdfcompression
     \setuptagging[state=start]
     \starttext
     \startTEXpage[offset=1em]
     \TeX
     \stopTEXpage
     \stoptext

The resulting PDF document contains a catalog with the entry "/MarkInfo
17 0 R". If compiled with betas up to 2017.10.15 12:29, the PDF object
reads:

     17 0 obj
     << /Marked true >>
     endobj

If compiled with betas starting from 2017.10.19 13:50, the PDF object is
empty:

     17 0 obj
     << >>
     endobj

Line 153 in lpdf-tag.lua was changed from its original content in beta
2017.10.15 12:29:

        Marked    = pdfboolean(true),

to the new content in beta 2017.10.19 13:50:

        Marked    = lpdf.majorversion == 1 and pdfboolean(true) or nil,

for now change that to

   lpdf.majorversion()

I wonder whether this may be related to the LuaTeX version. But this is
the newest version from the ConTeXt Suite for the Linux 32bit platform
(in beta from 17.10.19 13:50):

    This is LuajitTeX, Version 1.05.0 (TeX Live 2017)

Is this also an issue with more recent LuaTeX versions?

Unrelated . The engine as well are context are made ready for pdf version 2 so that's why you get such side effects. The engine is not affected when version 2 is not set.
Sorry for asking this in the developers’ mailing list, but checking it
may be too technical for the standard mailing list.
I don't know. PDF issues have been discussed there before.

Hans

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