>I've tried - several times - a full backup with Windows XP to an external
>USB drive but the backup hung after backing up 20 gigs of files of about 27.
>Why? What am I doing wrong?

Did you happen to peek at the Event viewer and see if it says anything
about abnormal termination or something else related to you issue?
It's probable that there's something free out there that you could
use. I am not an expert on back-up solutions so maybe someone has some
advice on that.

- Thee Chicago Wolf