Hi,

On Mon, 11 Aug 2014, Günter Kolousek wrote:

>
> I think there is a bug in the (latest) beta that was not there earlier
> this year. In particular, it worked (and still works) in the version
>
>  current version: 2014.03.19 23:11
>
> but it show *no* line numbers at all in the (latest) beta:

I do not have access to a computer that has the latest context right now. 
I'll look into it when I get a chance.

In the meantime, can you check if

\starttext
\startlinenumbering
\input knuth
\stoplinenumbering
\stoptext

numbers the lines.

Aditya