reboot after installation fails

[Andreas Pack]

> It doesn't have to be number 2, but it is best to have it be the
> first bootable partition on the drive.  If Open Firmware's
> boot-device  setting is incorrect, OF will scan all drives for
> bootable partitions  and will boot the first one it finds.  By
> making the Linux bootstrap  partition have as low a number as
> possible, you ensure that OF will  boot from it rather than other
> partitions.

> This all tends to be irrelevant on single-OS machines, because on them 
> there is only a single bootable partition.

Ok, but why does yaboot after YDL installation not work on my Xserve?
Do you have an idea? I tried both: installation of YDL with and
without Mac OS X server.