Ubuntu 8.04 Freeze with USB dvices connected...help!

[coll_1]

Hi to everyone...

i have installed Ubuntu 8.04 from CD a week ago, every thinks works fine except that when i have some USB devices connected Ubuntu freeze.

Someone can help me?

THANKS!

[Machiavelli]

I would also like to know what the problem is, becouse it never happend before when I use to run Gutsy Gibbon (7.04)