problems with 10.04 upgrade to 12.04

Nils Kassube kassube at
Fri Aug 24 14:37:01 UTC 2012

Dave Howorth wrote:
> I have a 10.04 machine that I just tried to upgrade to 12.04. I used
> update-manager-text. It ran and at the end said something like
> 'upgrade completed but there were errors'. Unhelpfully, it didn't
> give me the option to see the errors or tell me where it keeps a log
> etc.

> I rebooted and the system came up but via a partly broken boot
> process. I appear now to be back in 10.04 and the system warns me
> there are 52 broken packages. But the simple commands I've done so
> far have been OK.
> How do I:
> - find out what went wrong

Have a look at the log files in "/var/log/dist-upgrade/". There might be 
a hint in one of the files, but I can't tell you what to look for.

> - set about fixing broken things
> - set about completing the upgrade

Did you try these commands alreadY?

sudo dpkg --configure -a
sudo apt-get install -f

If that doesn't work, what are the error messages of these commands?


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