I tried it now with R3 couldn't really make it work form VirtualBox (monitoring did not work didn't even try injecting)
I think this card should be avoided if any one plan to use it on Virtual...

Ok Never mind I found a solution.
http://www.backtrack-linux.org/forums/showthread.php?t=48605

the libparted version that comes with backtrack is old and has some bugs reading partitions created...

I have some troubles installing backtrack 5 r3.
for some reason the installer is stuck after selecting the keyboard layout.
clicking forward will only blank the buttons but the screen will not...

I have a similar issue with bt5r2 on virtualbox (with ubuntu host).
monitoring and injection seems to be working fine.
but if I try to connect to a network using wicd. most of the time it wont be...