The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/900e67a2bfd6bc862fd258bd204c6616.gif" -- '\Large \mathbf{x}_0=(1,0,1)'
returned status = 126
Image not found!
Please try the debugging script