The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/0983ffef53c35a63285eccb19162cf95.gif" -- '\Large = (F\circ g)(b) - (F\circ g)(a) = F(g(b)) - F(g(a))'
returned status = 126
Image not found!
Please try the debugging script