The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/82c5de6e56ae363a5dafc09e4e4e8fe9.gif" -- '\Large x_\delta = x_0 - \delta /2'
returned status = 126
Image not found!
Please try the debugging script