Rik: thank you for testing and confirming. Hans, Wiping the tuc file (or others) does not solve the issue. The data-vir.lua file already contains the proposed change. Jan Willem > On 7 Nov 2019, at 17:06, Hans Hagen wrote: > > On 11/7/2019 3:50 PM, Jan Willem Flamma wrote: >> Dear list members, >> The below MWE runs fine and generates a usable PDF. >> If I uncomment the second question block and run the MWE on a OS X system it generates an unusable PDF and a nearly empty log file: >> open source > level 1, order 1, name 'cont-yes.mkiv' >> system > >> system > ConTeXt ver: 2019.10.28 18:57 MKIV beta fmt: 2019.11.7 int: english/english >> system > >> system > 'cont-new.mkiv' loaded >> open source > level 2, order 2, name '/Users/JW/context/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv' >> system > beware: some patches loaded from cont-new.mkiv >> close source > level 2, order 2, name '/Users/JW/context/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv' >> system > files > jobname 'co-intro', input './co-intro', result 'co-intro' >> fonts > latin modern fonts are not preloaded >> languages > language 'en' is active >> system > synctex functionality is enabled, expect 5-10 pct runtime overhead! >> open source > level 2, order 3, name './co-intro.tex' >> fonts > preloading latin modern fonts (second stage) >> fonts > 'fallback modern-designsize rm 12pt' is loaded >> open source > level 3, order 4, name 'knuth.tex' >> close source > level 3, order 4, name 'knuth.tex' >> I cannot reproduce the problem on a Windows system. >> Can somebody on an OS X system check and confirm the issue? > What if you wipe the tuc file? > > No message? > > Hans > > ----------------------------------------------------------------- > Hans Hagen | PRAGMA ADE > Ridderstraat 27 | 8061 GH Hasselt | The Netherlands > tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl > -----------------------------------------------------------------