The shell command"/lrn-mdl-prod/build/75217/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/7e03afd98fda97ce9ac180315a0ab653.gif" -- '\Large \text{tr}(\rho^2)'returned status = 1 Image not found!Please try the debugging script