The shell command"/lrn-mdl-prod/build/71719/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/7dffbc56bf676b4eeec12769c362ff49.gif" -- '\Large \{\mathbf{M}_m\}'returned status = 1 Image not found!Please try the debugging script