history undo weirdness

[Michael Schwendt]

On Wed, 21 Oct 2015 23:44:53 +0200, Antonio M wrote:

> when I try to revert to a previous history I get an error...what does it
> mean??
> 
> # dnf history undo 125

> @updates
> Nessun pacchetto sssd-ipa-0:1.13.0-4.fc22.x86_64 disponibile.
> Errore: An operation cannot be undone

You can only downgrade to packages, which are still available in
the repos. Unfortunately, when an update is released, it replaces
the previous update in the repo.