problems with 10.04 upgrade to 12.04

NoOp glgxg at
Wed Sep 12 01:02:18 UTC 2012

On 09/10/2012 08:03 AM, Dave Howorth wrote:
> Marius Gedminas wrote:
>> It leaves you with a consistent package state, but the upgrade not
>> necessarily complete.
>>> What's the next step? Run do-release-upgrade again?
>> The next (and hopefully last) step would be
>>   sudo apt-get dist-upgrade
>> since do-release-upgrade would just tell you (incorrectly) you're
>> already running precise -- as far as I remember from my own experience
>> with failed distribution upgrades.
> I decided to try do-release-upgrade, since your prognosis was that it
> would just fail without causing more damage, and the bug comment that
> Noop pointed me back to hinted that it might work. The good news is that
> it did work and the system is now running precise.
> There's still one outstanding issue which is that the graphics display
> is borked. Both the grub menu and the splash screen are now using modes
> that my monitor can't cope with. But that will have to wait until I've
> upgraded all the perl modules that were effectively uninstalled by the
> perl 5.10.1 -> 5.14.2 upgrade.
> I'll post an update to the bug report after I figure out the graphics
> problem.
> Thanks for your help.
> Dave


For the grub screen, I have to uncomment 'GRUB_GFXMODE=640x480' in

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'

in order to get my grub menu proper. If you try the same, just be sure to:

$ sudo update-grub

afterwards so that the change will take effect.

They've had to break out the grub2 help files in to multiple sections,
but they are still worth a review:


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