The shell command
"/lrn-mdl-prod/build/71384/filter/tex/mimetex.linux" -e "/lrn-mdl-prod/moodledata/filter/tex/811060eada215fa1a260fc49b2fbc523.gif" -- '\Large \mathcal{E}(\rho) = \sum_{i=1}^M\mathbf{E}_i\rho\mathbf{E}_i^\dagger, '
returned status = 1
Image not found!
Please try the debugging script