/dev/hda for example or /dev/discs/disc0
and NOT
/dev/hda1 or /dev/discs/disc0/part1
Yep.
Sorry. I had the feeling it was root=..., not boot=...
]]>/dev/hda for example or /dev/discs/disc0
and NOT
/dev/hda1 or /dev/discs/disc0/part1
You could also chroot in the installation and go to the grub mini-bash-like shell :
# grub
grub> root (hd0,x) # path to your /boot partition
grub> setup (hdx) # where to install the boot menu
grub> quit