Am 10.01.2012 um 16:07 schrieb Meer, H. van der:

> It seems the problem was caused by older user-base files repeairing some problems I had with older versions. 
> 
> I find the following problems:
> 
> (1) \starthiding-\stophiding is not functioning. Minimal example:
> \starttext
> \starthiding
> CRY: 
> \stophiding
> Hello world.
> \stoptext
> Error message: ! Too many }'s.
> \buff_stop #1->\egroup 
>                        \getvalue {#1}
> l.7 \stophiding

buff-ini.mkiv:

%\unexpanded\def\buff_stop#1%
%  {\egroup
%   \getvalue{#1}}

\unexpanded\def\buff_stop#1%
  {\getvalue{#1}}

Wolfgang