Sorry no experience. Hopefully, some permissions need setting. A quick read thru' this search mentions something about data being wiped on a new setup.
Have you had a look/posted in Seagate forums?
Bit quiet here just now. Maybe someone will jump in.
Are you using XP/Vista/7/Mac?
Until you solve it, I suppose Dropbox/Google Docs or USB Flash sticks could be used for your work. Maybe you were doing that before buying the Golfex anyway.