Hi , i am a mac user , some how i placed a padlock symbel on my 2 t firewire drive, dang!!!!! was (suspect it is related to sharing and permissions area of os) i was having alot of trouble with my imac and i tried to open disk warrior from the external drive i had it on to correct volume issues on my imac , it said i needed to change the sharing and permissions settings , i did and well ended up reinstalling leopard,anyway, but them after the dust settled when i tried to open the external drive it says , i dont have sufficient privaledeges to access drive 🙁 totally bummed and in need of a helping hand from anyone who knows how to help me, i have a years worth of info i would like to recover, Thanks Alot , Good Day All