ann kok wrote: > Hi > > Thank you for all > > After I untar those files from machine B to machineA > eg: in second harddrive /dev/hdb1 > > I put this hardrive in another computer /dev/hda > > how can I boot properly as same as machineB > > I did it before > use the bootable CD, mount it > chroot > and then grub-install /dev/hda > but it is bootable but kernal panic You have to pay attention to your partition layout and make it match in 2 places. /boot/grub/grub.conf (this is the real copy, /etc/grub.conf is a symlink that should still be pointed there...). Be sure the root= settings are right, and if they mention a label, add the label to the partition. Also, /etc/fstab - you can either change fstab to match the partition device names or add labels to match the old system. -- Les Mikesell lesmikesell at gmail.com