The shell command
"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/659d1f07739bd811ce5b8a7ef4e3751a.gif" -- '\Large \displaystyle\bar c_{\text{R}}(x,t)=c_{\text{R}}^b -\frac{i}{nF\sqrt D_{\text{R}}}\left(2\sqrt{\frac{t}{\pi}}\text{exp}\left(-{\frac{x^2}{4D_{\text{R}}t}}\right)-\frac{x}{\sqrt{D_{\text{R}}}}\text{erfc}\left(\frac{x}{2\sqrt{D_{\text{R}}t}}\right)\right)=c_{\text{R}}^b \left\lbrace{1-\sqrt{t}{\tau}} \left[\exp\left(-\frac{x^2}{4D_{\text{R}}t}\right)-\frac{\sqrt{\pi}x}{2\sqrt{D_{\text{R}}t}}\text{erfc}\left(\frac{x}{2\sqrt{D_{\text{R}}t}}\right)\right] \right\rbrace '
returned status = 126
Image not found!
Please try the debugging script