The shell command
"/lrn-mdl-prod/build/71384/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/2515a83a470bdbcc029cc2b4ebedaeff.gif" -- '\Large \vec{X}=[X_1,\ldots,X_N]'
returned status = 1
Image not found!
Please try the debugging script