On Fri, Mar 14, 2008 at 10:44:39PM +0100, Hans-J. Ullrich wrote:
> Am Freitag, 14. März 2008 schrieb Lennart Sorensen:
> > On Fri, Mar 14, 2008 at 08:55:23PM +0100, Hans-J. Ullrich wrote:
> > > Hi all,
> > >
> > > accidently I crashed my package database with
> > >
> > > dpkg --set-selections < packagelist.txt
> > >
> > > Now aptitude wants to delete a lot and reinstall other packages, which
> > > are already installed.
> > >
> > > I want to correct my database to the already installed package. There is
> > > another file with the list of the already installed packages available,
> > > which was created by synaptic.
> > >
> > > How can I teach aptitude, to read this file and let it generate an
> > > up-to-date database ?
> >
> > Unless one of the backup files in /var/lib/dpkg for status and such
> > happen to be valid, then there is no way to restore it since the
> > database is the primary source (and probably only) source of the
> > information.
> >
>
> Ah, yes, I see. So if it is crashed, then we have a real problem.
>
> > I also fail to imagine how dpkg --set-selections could cause any
> > problems. All it does is change the setting on packages to indicate
> > which should be installed and (if you had any packages that were removed
> > but not purged) flag some for removal. Packages that were fully purged
> > won't change state since they should be in the list in the first place.
>
> It was not quite a mistake, but I mixed the file "packegelist.txt" (created
> with dpkg --get-selections) from another computer, and so my packagelist was
> not the same as on the required one.
> >
> > There should not be any way it could cause reinstall of packages, only
> > install or remove when you use --set-selections.
> >
>
> This was, what happened: Some packages were going to be reinstalled, some
> removed, according to the wrong list. However, I still could solve the
> problem, I hope, just take a look in my update-mail.
Why not run aptitude and then press :
this will return all the packages in that group to their current state
> > --
> > Len Sorensen
>
> Hans
>
>
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