The latest beta (ConTeXt ver: 2013.04.30 00:31 MKIV beta) seems to have a problem with the ancient greek module:
resolvers > modules > 'ancientgreek' is loaded (/Users/alancbowen/texmf/tex/context/third/greek/t-ancientgreek.mkiv loading > module ancientgreek (/Users/alancbowen/texmf/tex/context/third/greek/type-agr.tex ! Undefined control sequence. system > tex > error on line 5 in file /Users/alancbowen/texmf/tex/context/third/greek/type-agr.tex: Undefined control sequence ... 1 % 2 % Typescript for Greek fonts 3 % 4 5 >> \beginOLDTEX 6 \loadmapfile[tasgreek.map] 7 8 \starttypescript [serif] [Alkaios] [name] 9 \usetypescript[serif][fallback] 10 \definefontsynonym [Serif] [Alkaios] [encoding=agr] 11 \definefontsynonym [SerifItalic] [Alkaiosit] [encoding=agr] 12 \definefontsynonym [SerifBold] [Alkaiosbo] [encoding=agr] 13 \definefontsynonym [SerifBoldItalic] [Alkaiosboit] [encoding=agr] 14 \stoptypescript 15 l.5 \beginOLDTEX Alan
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