KMail is driving me mad!

Peter Humphrey peter at
Sat Sep 2 15:00:55 BST 2017

On Thursday, 31 August 2017 10:03:09 BST I wrote:

> Now I have four duplicate pairs in my gentoo-user list's folder, but this
> time when I try to delete any of them, or de-dup the folder, I get:
> "Unable to fetch item from backend (collection -1) : Unable to retrieve
> item from resource: Multiple merge candidates, aborting"
> How can I recover from this? Other, preferably, than deleting the folder
> and reimporting yesterday's archive, thus losing the problem messages and
> the others that have come in since I made the archive.

I did that in the end, accepting the loss of some messages from that day 
(well, resenting it actually).

The next day it happened again!

What is the matter with this damned program?


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