The shell command
"/lrn-mdl-prod/build/71384/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/86ea149179c5dc6d91cf583a6fcbbd67.gif" -- '\Large \vec{Y}=[Y_1,\ldots,Y_N]'
returned status = 1
Image not found!
Please try the debugging script