Kmail not syncing read/unread state with imap mailbox

Francesco frapox at
Sat Apr 27 14:57:52 BST 2019

In data sabato 27 aprile 2019 14:56:49 CEST, René J.V. Bertin ha 
> On Saturday April 27 2019 12:42:15 Francesco wrote:
> >If I read mails from Thunderbird (on another machine) and then I come
> >back to Kmail, messages I've just read are marked as non read. This
> >happens even if I hit the "check for new mail" button.
> >
> >Messages are actually marked as read by Thunderbird since their state
> >is displayed correctly if I check those on the web interface of my
> >mailbox or by k-9 mail on android.
> >
> >On the contrary, reading mails on Kmail and then back on Thunderbird
> >(or others), messages are shown with their correct read state.
> I get exactly the same thing between KMail 4.14 (on my Mac) and KMail
> 4.13 (on my Linux rig). The former will ignore most of the state
> changes made by the latter but not vice versa (read state usually
> does update, but things like "flagged" or "action item" don't). I
> would have guessed that bug be fixed in an early 5.x version .... but
> maybe it's a feature instead?

A feature? I don't know, but It feels odd when such things are happening 
to me :)

All other clients sync correctly the "read/unread" status, so I can't 
think this as a feature. It seems like some kind of inconsistency 
between devices that are supposed to be in sync via the imap protocol, 
but their are not.


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