Hi > edit the menu.lst and change > > kopt=root=/dev/hda1 ro > to > kopt=root=/dev/sda1 ro > > then re-run update-grub Yes. Its works, but I never must set this. This value should be take from mount command or /etc/fstab file. Grub works ok, but if I upgrade kernel and forgot check it, then I have "bubu" after reboot. -- I greet Wieslaw