The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/0d162b748e596cb0269e99beb754af82.gif" -- '\Large \displaystyle E=E^0_{\text{Ag}^+/\text{Ag}}+\frac{RT}{F}\ln\left(\frac{a_{\text{Ag}^+}(a_{\text{H}_2})^{1/2}}{a_{\text{H}^+}}\right) '
returned status = 126
Image not found!
Please try the debugging script