Re: [Evolution] No duplicate messages found.

[Pete Biggs <pete biggs org uk>]

> We use outlook.office365.com as our mail server here at work. I am
> running Evolution 3.28.5 (3.28.5-2.el7) on my laptop under CentOS.
> Sending an email from my laptop results in a copy in my local Sent
> folder and one in the remote Outlook sent folder. I  also use an
> Android for mobile Outlook mail. When I move the remote Outlook sent
> folder contents to my laptop local sent folder, sent messages are
> clearly shown duplicated. Ctrl-A and "Remove Duplicate Messages"
> results in the following:
>
> Folder “michael duvall concurrent-rt com : Sent Items” doesn’t
> contain any duplicate message.
>
> Please advise.

I think the issue here is "what makes a message a duplicate". I
suspect, although I don't know without examining the code, that a
duplicate is determined by the Message-ID header. Have a look at the
source of the messages and you'll be able to see if the Message-IDs are
identical.

P.