Re: texworks crashes with a context mkiv example

On Sun, Mar 15, 2026 at 19:32 (+0100), Bruno Voisin wrote:

>> Luigi Scarso wrote:

>> texworks AppImage
>> Version 0.6.11 ("github") [r.7951fd8, 10/02/26 06:40]
>> from
>> https://www.tug.org/texworks/
>> crashes with the following example:

>> %%
>> \setuppapersize[A5][A4,landscape]
>> \setuparranging[2UP]

>> \starttext

>> \dorecurse{4}{
>> \input knuth
>> \page

>> }

>> \stoptext
>> %%


> For what's worth, running your example in TeXShop on the Mac (with engine ConTeXt.engine, namely "context --autogenerate --luatex --synctex=1 "$1""):

> - In TeX Live 2025, no problem, output is produced.

> - In TeX Live 2026, I get in the console

> mtxrun          | unknown script 'mtx-context.lua' or 'mtx-mtx-context.lua'

> Looking further:

> - With TeX Live 2025:

> % kpsewhich mtx-context.lua
> /usr/local/texlive/2025/texmf-dist/scripts/context/lua/mtx-context.lua

> % mtxrun --locate  mtx-context.lua
> /usr/local/texlive/2025/texmf-dist/scripts/context/lua/mtx-context.lua

> - With TeX Live 2026:

> % kpsewhich mtx-context.lua
> /usr/local/texlive/2026/texmf-dist/scripts/context/lua/mtx-context.lua

> % mtxrun --locate  mtx-context.lua


> Namely, blank line of output for the latter: mtxrun doesn't find mtx-context.lua in TL 2026. I tried adding --usekpse or --forcekpse, no luck, mtx-context.lua still isn't found.

My TL 2026 installation is fine.  But I installed mine using the TL
installer, as opposed to some distro's package manager.  If mtx-context.lua
is missing, it sounds more like a distro thing than a TL thing.

Cheers.
                                Jim