Hi all, with newest ConTeXt MKIV beta from Minimals following file (from the doc) failes to compile: \usemodule[lilypond] \starttext \subject{Telemann, TWV 40:11} \startlilypond \relative c' { \set Staff.instrumentName = flute \key fis \minor \time 3/4 \partial 4 r8 fis'8 | fis4. cis8 a cis | fis, a cis fis a fis | b, d fis b d b | eis,, gis cis eis gis b, | a fis' gis, fis' cis eis | fis,4 r8 a' gis fis | e gis, a e' fis cis | d fis, gis b e d | cis4 \trill r8 cis b a | b dis e gis cis, b | a e' dis fis b, a | gis4 \trill r8 } \stoplilypond \stoptext The errormessage is: fonts > latin modern fonts are not preloaded languages > language en is active resolvers > modules > loaded: 'lilypond' (C:/contextminimal/texmf-local/tex/context/third/lilypond/t-lilypond.tex loading > LilyPond module ){C:/contextminimal/texmf-context/fonts/map/pdftex/context/mkiv-base.map} fonts > preloading latin modern fonts (second stage) (C:/contextminimal/texmf-context/tex/context/base/type-siz.mkiv) (C:/contextminimal/texmf-context/tex/context/base/type-otf.mkiv){C:/contextminimal/texmf/fonts/map/dvips/lm/lm-math.map}{C:/contextminimal/texmf/fonts/map/dvips/lm/lm-rm.map} fonts > fallback modern rm 12pt is loaded system > begin file lily.tex at line 3 structure > sectioning > subject @ level 3 : 0.0.0 -> Telemann, TWV 40:11 ! Undefined control sequence. \dodostartlilypond ...ily!filename {\bufferprefix lilypond-\lily!figures }\e... l.19 \stoplilypond Is this a bug in the lilypond module? Greetings Lutz