Since I didnt find any solution looking for this bug in backtrack, I started to search about this in Ubuntu, and finally I solved this issue.

Fix:
http://ubuntuforums.org/showthread.php?t=1811178...

Hello everyone, I have a dual boot (with Win7) install of backtrack 5 r1 GNOME 32bits (kernel 2.6.39.4) on my notebook.
The system is working fine, and i didnt have any problems during the...