Kubuntu 22.04 will not update.

[rikona]

On Fri, 20 Sep 2024 05:12:54 +0000
Sorin Srbu via ubuntu-users <ubuntu-users at lists.ubuntu.com> wrote:

> ________________________________
> From: ubuntu-users <ubuntu-users-bounces at lists.ubuntu.com> on behalf
> of rikona <rikona at sonic.net> Sent: Friday, September 20, 2024 6:56:24
> am To: ubuntu-users at lists.ubuntu.com <ubuntu-users at lists.ubuntu.com>
> Subject: Kubuntu 22.04 will not update.
> 
> I kept getting these update pop-ups for several days. Backed up
> everything, and decided to try it. Clicked on the update pop-up, a
> fair amount happened in the background, and finally a tiny message,
> indicating there was an error, but no other info.
> 
> Decided to do a CLI update and perhaps get more info. Ran:
> sudo do-release-upgrade -m desktop
> 
> It did do a lot that was visible, but at the end said that the update
> failed. Fortunately, it then restored the computer to its previous
> state where almost everything was still running OK. That was nice. At
> the end of this very long failed update text, it had the following:
> ---
> Calculating the changes
> Could not calculate the upgrade
> An unresolvable problem occurred while calculating the upgrade.
> 
> This was likely caused by:
> * Unofficial software packages not provided by Ubuntu
> Please use the tool 'ppa-purge' from the ppa-purge
> package to remove software from a Launchpad PPA and
> try the upgrade again.
> ---
> I tried removing a few PPAs, ran it again, twice, but got the same
> result. It seems there is something there that needs to be removed,
> but I'm not sure what it might be.
> 
> I also took a screenshot of some errors that were reported. These are
> at:
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Ffromsmash.com%2Fcache-error&data=05%7C02%7Csorin.srbu%40ki.se%7C760bd7ad16ca420b608508dcd9309224%7Cbff7eef1cf4b4f32be3da1dda043c05d%7C0%7C0%7C638624049845293027%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=neg4J7D%2BeHiRDdryBjgLOeyRNf7NY6uEmXwmo140AwE%3D&reserved=0<https://fromsmash.com/cache-error>
> 
> I also run Claws Mail 4.0.0 that also probably needs upgrading. Could
> this be part of the problem since it is not Ubuntu software?
> 
> Where to look for the problem?
> 
> All ideas much appreciated...
> 
> Rik
> 
> ________________________________________________
> 
> Hello,
> 
> Ran into a similar scenario the other week when upgrading to 24.04.1.
> Took forever to sort out...
> 
> Anyway, this was my solution.
> 
> Disable all non-default repos manually, then upgrade.
> 
> Make a note of what software will be removed (press d for details).
> 
> When the upgrade is done, computer is rebooted etc, it's time to
> review the non-default repos.

The upgrade was never 'done' - it just reverted to what it was before
trying to update.

> Your screen dump shows that eg Brave can't update because of a
> missing gpg key. Google that and run the normal apt-add key thing and
> adjust the repo to find the key.
> 
> Repeat for all non-default repos.

Good suggestion - thanks - I did remove them, but still did not upgrade
when tried again. 

> Run apt - - fix-broken install as needed. Apt will/may suggest that.

Saw this as well, THANKS again - found a couple of things that were
fixed. BUT still will not update:
"unresolvable problem" again and NO suggestions as to what it is.

Anyway, thanks for the many suggestions!

Rik

> After weird problems when finished, I ran apt install kubuntu-desktop
> - - reinstall. That procedure pulled down some packages and after a
> restart most everything was spiffy.
> 
> Well, except pipewire. I unistalled that and reinstalled the ALSA
> audio subsystem. After that everything worked as expected.
> 
> 
> YMMV of course!
> 
> --
> //Sorin at mobile
> 
> 
> 
> 
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