The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/d1299a3b26e925a7f1c01d2b8a3fbe8e.gif" -- '\Large R(x) = \frac{ax+b}{(x-\lambda_1)(x-\lambda_2)}'
returned status = 126
Image not found!
Please try the debugging script