While trying out some things related to this bug http://tracker.luatex.org/view.php?id=770 I got this error: lua error > lua error on line 76 in file G:/Z-Test/test-utf8.tex: .../context/tex/texmf-context/tex/context/base/lpdf-mis.lua:351: attempt to perform arithmetic on upvalue 'pdfpaperheight' (a nil value) Imho it could be caused by the newest name changes in luatex 0.81 luatex, version beta-0.81.1 (tex live 2015/w32tex) (rev 5374) The document which gaves the error is this one: \setupinteraction[state=start,color=red] \enabledirectives[destinations.log] \enabledirectives[references.border] \starttext \font\myfont=cmr12\relax \myfont \setbox0=\hbox{% A % \hbox{% \pdfstartlink attr{% /Border[0 0 2]% /H/I% /C[1 0 0]% } user{% /Subtype/Link% /A<<% /Type/Action% /S/URI% /URI(http://www.luatex.org/ [^])% >>% }% LuaTeX% \pdfendlink } link% } \wd0=0pt \ht0=0pt \dp0=0pt \pageheight=100mm \pagewidth=50mm \shipout\vbox to \pageheight{% \hsize=\pagewidth \vfill \hbox{% \kern10mm % \pdfsave \pdfsetmatrix{0 1 -1 0}% \copy0 % \pdfrestore }% \vfill } \textreference[myref]{blblbla} \textreference[myref2]{blub} \about[myref] \scale[factor=30]{\about[myref]} \scale[factor=30]{\about[myref2]} \scale[width=4cm]{\about[myref]} \scale[width=4cm]{\about[myref2]} \rotate[rotation=45,offset=2pt]{\about[myref]} \stoptext -- Ulrike Fischer http://www.troubleshooting-tex.de/