Hey folks, My book was compiling fine with the Jan 27th nightly, but kicks the bucket with the Feb 18th build: ! Undefined control sequence. \strc_descriptions_start_yes_reference ...e_state \expandafter \strc_descrip... \strc_descriptions_start_yes ...art_yes_reference [#1] l.12 \startdefinition[definition:Albedo] {Albedo} Is this likely a problem with my typesetting or with ConTeXt? -- Kip Warner -- Software Engineer OpenPGP encrypted/signed mail preferred http://www.thevertigo.com