On Wed, Jul 4, 2012 at 12:16 PM, Zac Parker <zac.parker@gmail.com> wrote:

> Unfortunately that is not an option. Since I have two HD's (Macintosh HD and
> Macintosh SSD), my full pwd is "/Volumes/Macintosh HD/etcetera/etcetera" and
> if I rename the folder Macintosh HD (I have tried this) the OS instantly
> shuts down (doesn't know where it's files are!) and EVERYTHING is lost. So
> while the error message may be clear, the solution is not.

I just successfully renamed my boot volume (10.6.8) in the Finder
using the "Name & Extension" field in the Get Info window for the
volume.  Were you using `mv`?