Thanks, Wolfgang, for the explanation.

Best, Alan

On Wed, Oct 19, 2016 at 11:33 AM, Wolfgang Schuster <
schuster.wolfgang@gmail.com> wrote:

> Alan Bowen <bowenalan03@gmail.com>
> 19. Oktober 2016 um 17:15
> \starttext
> \startblockquote
> [w]hile we may
>
> [w]hile we may
>
> \stopblockquote
> \stoptext
>
> seems to fail with the latest beta (ConTeXt  ver: 2016.10.14) unless one
> replaces the first line with
> \[w\]hile we may.
>
> Better \startblockquote\relax
>
> The \startblockquote command has a optional argument which is passed to
> \startnarrower and
> in your example [w] is used as the argument. This alone won’t be enough
> for an error, the reason
> why you get problems is that \startnarrower takes everything which isn’t a
> valid keyword (left, right
> or middle) as dimension for the margins but "w" isn’t a dimension and
> generates the error.
>
> Wolfgang
>
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