Re: Data format mismatch between minor versions

Thanks a lot Magnus. I think this must be the case. I have configured
pacman to ignore updates for postgresql so that I can keep my working
system.

On 14/11/20 8:36 pm, Magnus Hagander wrote:
>
>
> On Sat, Nov 14, 2020 at 2:21 PM Abhijith Balan
> <abhijithb21(at)disroot(dot)org <mailto:abhijithb21(at)disroot(dot)org>> wrote:
>
> Hi!
>
> I upgraded Postgresql from version 12.4.3 to version 12.5-3 and
> Postgresql reported that "old version of the database format was
> found".
> AFAIK this message usually appears after upgrade between major
> versions
> when there are drastic changes in internal storage format. I now
> have a
> working system back after downgrading the package to 12.4.3.
>
>
> I am using Arco Linux, an Arch Linux based distribution. Upgrade was
> done using package manager pacman. Downgrade was done using cache
> files
> of pacman.
>
>
> There have been reports of packaging issues on arch around the updates
> recently, see for example https://bugs.archlinux.org/task/68601. 
>
> Perhaps the same bug made its way downstream into your distribution?
>  
> --
>  Magnus Hagander
>  Me: https://www.hagander.net/ <http://www.hagander.net/>
>  Work: https://www.redpill-linpro.com/ <http://www.redpill-linpro.com/>