The shell command"/lrn-mdl-prod/build/71719/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/7ed5ada7555751f3cccdf7d4d09c1168.gif" -- '\Large \text{tr}(\rho^2)=1'returned status = 1 Image not found!Please try the debugging script