The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/4f9e46220c7a5ae04f7b2aefc7ee39df.gif" -- '\Large \int\frac{2x+3}{(x-4)(x+5)}\,\mathrm{d} x.'
returned status = 126
Image not found!
Please try the debugging script