Comment 181 for bug 883459

(In reply to Christian Hilberg from comment #160)
Hi Christian,
I am a bit embarrassed, because I answered the wrong bug report. Thus, my message has really nothing to do with this one!
Sorry about that.
Éric.

> @Eric: While it might be true that activities do the trick for mail
> filtering, I guess we're talking about a bug in the existing Kmail2 mail
> filter functionality.
>
> Testing with Kmail 5.2.3 (KDEPIM 16.04.3) on Debian/Sid shows a slightly
> different behaviour. Simple "move to" filters do not duplicate any filtered
> emails for me any longer.
>
> However, messages filtered with the "pipe through" filter, as used by the
> anti-spam filters do get duplicated inside the destination folder if that
> folder resides on my IMAP server. If the destination folder is a local
> maildir, then the duplication does not occur.