The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/3668564092f78140a097de3fe92c2823.gif" -- '\Large \displaystyle\frac{d^2c}{dx^2}-\frac{v(x)}{D}\frac{dc}{dx}=0 '
returned status = 126
Image not found!
Please try the debugging script