Thank you 

On Fri, Feb 28, 2020, 08:18 Hans Hagen <j.hagen@xs4all.nl> wrote:
On 2/28/2020 11:27 AM, Marcus Vinicius Mesquita wrote:
> The MWE below when compiled with mkiv gives a one page document, whereas
> lmtx gives a blank pdf with 171 pages.
>
>
> \definepapersize[screen][width=1920px,height=1080px]
> \setuppapersize [screen][screen]
>
> \starttext
>
> \input knuth
>
> \stoptext
interesting ... fixed in next version

you can put this in your cont-new.mkiv file:

\pxdimen 1bp

Hans


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