The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/a173db176fec12dda62718033785b667.gif" -- '\Large \displaystyle \frac{y'\''}{x^3} - \frac{3}{x^4}y = \frac{1}{x^2} '
returned status = 126
Image not found!
Please try the debugging script