Grub2 and multiple boot different ubuntu versions

[Tom H]

>> So how would you advise a standard multiboot user to edit this:

> In Collin's case, where he wants Karmic to be the default chosen, cut the
> whole bunch of karmic's entries and paste it *above* the lucid's entries.
> First entry below the .d10

If the Lucid entries are generated by 10_linux and the Karmic entries
are generated by 30_os-prober, for grub to display the Karmic entries
before the Lucid ones, all that you have to do is
mv 30_os-prober 09_os-prober
No need to edit
/boot/grub/grub.cfg