Garulfo schrieb am 23.12.2023 um 12:41:
> Hi all,
>
> the following  minimum working example is properly typesetted with 
> textstyle=bold,
> but it fails with textstyle=cap (ConTeXt version : 2023.09.26 18:19)
>
> A number should have been here; I inserted '0'. (If you can't figure 
> out why I
> needed to see a number, look up 'weird error' in the index to The 
> TeXbook.)
> mtx-context     | fatal error: return code: 1
>
> It works on https://context-on-web.eu (ConTeXt version : 2022.12.22 22:17)
>
>
> \definesynonyms    [abbreviation] [abbreviations] [\AbbreviationsFull]
> \setupsynonyms     [abbreviation] [textstyle=bold]
>
> \starttext
>
> \contextversion
> \abbreviation{NTG}{Nederlandstalige TeX Gebruikersgroep}
>
> Test 1 : \NTG .
>
> Test 2 : \AbbreviationsFull{NTG}.
>
> \stoptext
>
> Any clue ?

Hans made changes on the capitals mode and now the following two lines 
have to be added to typo-cap.mkxl on line 52 and 53.

\definecapitals[\v!cap]     [\v!capital]
\definecapitals[\v!Cap]     [\v!Capital]

Wolfgang