The shell command
"/var/www/moodle/filter/tex/mimetex.linux" -e "/mnt/efs/moodledata/filter/tex/65fb42a6be05712d121715f9f5b47392.svg" -- '\Large \operatorforbiddenkeyword_name {\mathbf {P} } {\bigl (}Y_{t}\in A\mid X_{t}\in B_{t}{\bigr )})'
returned status = 126
Image not found!
Please try the debugging script