[Evolution-users] Did the database structure change between Evolution versions 3.28-5 and 3.44-4?

[Patrick O'Callaghan]

On Sat, 2023-09-30 at 10:22 +0100, Pete Biggs wrote:
> On Fri, 2023-09-29 at 22:24 -0700, Bert Struik via evolution-users
> wrote:
> > 
> > > Note that even identical versions on different machines will have
> > > random-looking strings as part of many of the filenames under
> > > .config/evolution, so syncing between instances that have been
> > > set
> > > up
> > > independently could cause problems, though probably not an issue
> > > if
> > > > 
> > you initialised one instance and then copied it to the others.
> > 
> > poc
> > 
> > If "initialised one instance" means I set up the new installation
> > of
> > Evolution by replacing all its installation files in
> > .local/evolution/mail with the files of the version on the other
> > computer: yes that is how all the setups and upgrades over the
> > years
> > were done. The new installation of 3.44.4 version on ubuntu 22.04
> > is
> > the first not to take that well. Apparently, because of the version
> > difference. 
> > 
> 
> I can not re-iterate enough that this is an unsupported way of
> "syncing" your mail across multiple machines.  You are lucky it
> hasn't
> broken before; it will break again.  The devs do not (and should not)
> consider the consequences of changes they make in such a scenario.
> Ultimately you are going to loose all your data.
> 
> If you need to use mail across multiple machines, then use a
> supported
> method such as keeping your mail on a server and using IMAP.

Absolutely. However synching contacts and calendar info can be a bit
more involved.

poc