The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/87063b540d6a64bb7ec4cd307d9b6c4a.gif" -- '\Large \sum_{k=1}^{\infty} \frac{1}{k} = 1+\frac{1}{2}+\frac{1}{3}+\dots'
returned status = 126
Image not found!
Please try the debugging script