Re: [Evolution] IMAP Folders disappear

[Andrea Vai <andrea vai unipv it>]

Il giorno gio, 23/07/2015 alle 11.39 +0100, Patrick O'Callaghan ha
scritto:
> On Thu, 2015-07-23 at 10:09 +0200, Andrea Vai wrote:
> > > If not, you might want to reconfigure it, i.e. delete the account 
> > from Evo and
> > > re-create it using GOA.
> > Sorry, I would like to understand this fully, before making something 
> > wrong or something I wouldn't like.
> > Is the IMAP configuration through GOA better, or even recommended, 
> > than configuring it directly from Evo? Why?
> > I have always thought that a direct configuration would be better, 
> > because (among other reasons) there are less pieces of (possibly 
> > faulty) software in the middle.
> > So, if configuring a GOA gmail account is not strictly needed to 
> > solve this problem, I would prefer not to do it.
> > The other question would be: is not the "direct" configuration of 
> > IMAP in Evo supported/working fine?
>
> IMAP does work in Evo, but remember that Google's implementation of
> IMAP in Gmail is unusual. Whether that is related to your problem or
> not is hard to tell, but I know I did see a positive effect when I
> changed to using GOA after many years of having manually configured
> Gmail accounts. For one thing updating seemed to be much faster and
> less error-prone (though this may have been due to updating Evo to
> version 3.16.x). I have no idea why this should be so, but it's
> important to note that Evolution is part of the wider Gnome system
> (even though I use it under KDE) so other stuff is going on that may
> not be directly visible. Perhaps Milan could expand on this.
>
> > I can add another test case, maybe interesting. One of the 
> > "disappearing" folder is the "[Gmail]/Draft" subfolder, which I use 
> > as the default draft folder in evo. If I have a draft message opened, 
> > and the folders disappear while it is opened, and I edit the message 
> > and I save it, if I have access to the folder again (directly into 
> > gmail, for example) I can view the message correctly updated. So, it 
> > seems that Evo does not "lose" completely the connection with the 
> > folders, but it simply does not show them in the tree.
>
> I was assuming that in any case. If Evo loses connection with an
> account it will give a very visible warning.
>
> > One last thing that I have just noticed: I have 2 other IMAP accounts 
> > set up in Evo, and both have the same problem. So, I think the cause 
> > should not searched in the single account itself. Moreover, the 
> > disappearing happen in the same moment, i.e. the folders of the three 
> > accounts disappear simultaneously. And, finally, making the folders 
> > re-appear in one account (using the unsubscribe-resubscribe 
> > workaround) does not make them appear in the other accounts, so here 
> > each one seem to be independent from the other ones.
>
> I presume these are not Gmail accounts? Do you also have any POP
> accounts that exhibit the same problem?
Yes they are Gmail accounts. I have no POP accounts in my evo setup.
BTW, I was not aware of any POP implementation that let you use folders
(and folder subscriptions), does it exist?

> One option is to create a completely fresh user on your system, log in
> and configure Evolution to access your accounts, then see how it
> behaves. To minimize the number of variables, log out of your normal
> user account first (or at least shut down Evo). Leave all the
> Preferences set to default values and see what happens. Check if the
> database error still appears for the new user.
>
> If that still doesn't work I can only suggest you update Evo to the
> latest version (3.16.x) if possible.

Thank you Patrick, I will save these suggestions for a later time, in
case the help of Milan won't solve the problem.

Andrea


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