I have the same issue on my desktop machine, works fine on my laptop.

box specs:
intel core dua 6400
Asus P5B Deluxe mainboard
netgear wg311v2 wifi
nvidia geforce 7950gt

I used BT for some time now, but with my new machine I have the exact same issue with BT 2 final.

- i checked the md5
- i burned the iso multiple times at slowest speed with no varying results
-...