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/b1ea6704cf5a9156c10a2d9f1a6bbf0b.gif" -- '\Large \large{\frac{a}{b}}'
returned status = 126
Image not found!
Please try the debugging script