> sudo guix system roll-back
> 
> AFAIU this command rolls back "guix pull" and the guix system wide updates.

No, it only rolls back the system wide updates. `guix pull` works (by
default) on the *profile* in `~/.config/guix/current`. It is a private
profile of the user calling `guix pull` and is not altered by `guix
system ...` commands

Best,
Wojtek

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On Sat,  6 May 2023 15:23:30 +0000
Gottfried <gottfried@posteo.de> wrote:

> Hi,
> since I can not use MATE Desktop now
> I am considering to rollback.
> 
> It is not a question of packages like
> guix package --rollback
> 
> but a question of MATE Desktop
> 
> is this the right command to rollback one Generation of the system,
> 
> because MATE is updated by the
> 
> "$ sudo guix system reconfigure /etc/config.scm" ?
> 
> sudo guix system roll-back
> 
> AFAIU this command rolls back "guix pull" and the guix system wide updates.
> 
> 
> Kind regards
> 
> Gottfried
>