follow this guide: hxxp://w w w.backtrack-linux.org/wiki/index.php/Install_VBox . I'm using success virtualbox no network with backtrack 5 r2 install to hdd on laptop asus X8AIJ series

I think justanoob should be using qemu launch, vde cause it so lighter more than vmware, virtualbox. Only Virutalbox OSE of Oracle with DKMS have full control (can use virtualbox 4.0 no dkms on...

thanks a lot, I'm fix this problem. Good job