The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/008af124c9b77e14ad728ed747fdc03d.gif" -- '\Large
\frac{6x-2\pi}{-3} = \frac{6y+6}{\pi} = \frac{6z+3\sqrt{3}}{-6}.
'
returned status = 126
Image not found!
Please try the debugging script