The shell command
"/srv/www/0003_site/releases/4.1.17-6-dev/filter/tex/mimetex.linux" -e "/srv/www/0003_site/media/media_moodle/filter/tex/97bce59cf047e05925c5bba1fd31c2ad.gif" -- '\Large x \rightarrow 0'
returned status = 126
Image not found!
Please try the debugging script