Dear Ana, Have you downloaded the practical data? Did you unpack them into the folder ~/fsl_course_data ? If not, then you should cd to the place where you unpacked the data rather than ~/fsl_course_data (or move the data to be there instead). All the best, Mark On 21 Jul 2011, at 22:59, Ana Arruda wrote: > Hello, > > Last time I felt a little embarrassed for asking about something that the explanation was really in front of my nose. > Now I have another obvious question for you, but not for me (sorry). Opening the "Intro Practical" and where it is said "Find the practical data" is it supposed after typing "cd ~/fsl_course_data/intro" obtain "no such file or directory"? > > Thank you once again, > > Ana Arruda >