The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/7298d3f683643e7d5b761d7e56893c71.gif" -- '\Large \mathbf{r}(t) = \begin{cases} x(t)=(1-t)x_0+tx_1 \\
y(t)=(1-t)y_0+ty_1, \end{cases} \text{ kun } t\in I=(-\infty,\infty).'
returned status = 126
Image not found!
Please try the debugging script