The shell command"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/634b5b801790a36885f64a8b39492902.gif" -- '\Large f(x)=\\color{#4260f5}{x^3-x}'returned status = 126 Image not found!Please try the debugging script