The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/b8217bbe06140f279fa5dfdf2c3706e5.gif" -- '\Large D(y(x)e^{-kx})= y'\''(x)e^{-kx}+y(x)\cdot (-ke^{-kx})'
returned status = 126
Image not found!
Please try the debugging script