(not really solved) Re: (SOLVED) Re: Gnome control center crashes

[Volker Wysk]

Hi!

Am Donnerstag, den 03.10.2019, 01:42 +0200 schrieb Volker Wysk:
> Am Mittwoch, den 02.10.2019, 21:42 +0100 schrieb Colin Law:
> > On Wed, 2 Oct 2019 at 19:46, Volker Wysk <post at volker-wysk.de>
> > wrote:
> > > I need to completely deinstall what's in that PPA, and downgrade
> > > libglib2.0 to the version in Ubuntu 18.04.3. That should solve my
> > > gnome-control-center crash issue.
> > 
> > sudo ppa-purge ppa:samvh/evolution-bionic-bp
> 
> This wants to downgrade a lot of things, not just what is listed on
> the
> PPA's page, in the "Overview of published packages". And then, there
> comes a long message about broken dependencies, and of actions to
> resolve those dependencies. I've canceled the operation.
> 
> Possibly ppa-purge wants to do the right thing, but I'm not sure.
> 
> That's the page of that PPA:
> https://launchpad.net/~samvh/+archive/ubuntu/evolution-bionic-bp

I want to try this:

  dpkg --get-selections > packages_list
  ppa-purge ppa:samvh/evolution-bionic-bp

And in case it goes wrong:

  dpkg --set-selections < packages_list
  apt-get dselect-upgrade

Is this really safe? I won't destroy my system, will I ... ??! I'm a
little uneasy about it...

Cheers
Volker