The shell command"/lrn-mdl-prod/build/71719/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/3ca64ddd745b2664f34783aa8a7f9b9e.gif" -- '\Large \text{tr}_A(\rho)'returned status = 1 Image not found!Please try the debugging script