The shell command
"/srv/www/0003_site/releases/4.1.17-6-dev/filter/tex/mimetex.linux" -e "/srv/www/0003_site/media/media_moodle/filter/tex/37b29ffd6bd8c6d6ff481eb2797af83b.gif" -- '\Large \mathbf{y}=\left(\begin{array}{c}u_1 \\u_2 \\u_3 \\0\end{array}\right) ; \quad \mathbf{F}=\left(\begin{array}{ccc}u_1^2+w & u_1 u_2 & u_1 u_3 \\u_2 u_1 & u_2^2+w & u_2 u_3 \\u_3 u_1 & u_3 u_2 & u_3^2+w \\u_1 & u_2 & u_3\end{array}\right)'
returned status = 126
Image not found!
Please try the debugging script