On Fri, 2007-02-16 at 15:14 -0700, Dan Hensley wrote: > twice in the past month after doing updates GRUB has been thrashed on > my boot disk so it won't boot. In what way? The only thing related to GRUB that changes is the grub.conf text file used by the menu. If editing /boot/grub/grub.conf brings your PC to its knees, you've got a knackered hard drive.