The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/5284b7195e38d155d6fe22f4b08b4433.gif" -- '\Large \left|\frac{2n^2+1}{n^2+1}-2\right| < \frac{1}{n} < \frac{1}{n_0} < \varepsilon,'
returned status = 126
Image not found!
Please try the debugging script