Jairo A. del Rio schrieb am 03.12.2020 um 18:14:
> Hi everyone. The following
>
> \setuppagenumbering[state=stop]
> \definelayer[mybg]
> [
> repeat=yes,
> x=0mm, y=0mm,
> width=\paperwidth, height=\paperheight,
> ]
> \setlayer[mybg]{\externalfigure[cow][width=\paperwidth,height=\paperheight]}
> \setupbackgrounds[page][background=mybg,state=repeat]
> \setupindenting[yes,small]
> \startsetups background:default
> \setupbackgrounds[page][background=mybg,state=repeat]
> \stopsetups
> \startsetups background:void
> \setupbackgrounds[page][background=]
> \stopsetups
> \starttext
> \dorecurse{7}{\input knuth}
> \page
> \setups[background:void]
> \dorecurse{8}{\input tufte}
> \page
> \setups[background:default]
> \dorecurse{7}{\input knuth}
> \page
> \stoptext
>
> works with a local image (say, if "cow" is in the same folder as the
> main file), but it doesn't find sample images (cow, hacker, etc.). Is
> that a bug or an intended result? Thank you in advance.

This is normal, to load figures from the tex directory use
\setupexternalfigures[location=default].

More information are on the wiki:
https://wiki.contextgarden.net/Command/setupexternalfigure

Wolfgang