BUG: Mailbox renaming algorithm got into a potentially infinite loop, aborting

[Alex Ha]

Hi all!
I'm using Dovecot 2.2.36.4.
Maybe someone can help, this bug makes the replication unusable for me.

Thanks,
Alex


On Wed, Sep 25, 2019 at 5:03 PM Alex Ha <alex.handle at gmail.com> wrote:

> Hi all!
>
> I have two dovecot servers with dsync replication over tcp.
> Replication works fine except for one user.
>
> # doveadm replicator status
> username
> priority fast sync full sync success sync failed
> customer at example.com
> none     00:00:33  07:03:23  03:22:31     y
>
> If i run dsync manually, i get the following error message:
>
> dsync-local(customer at example.com): Debug: brain M: -- Mailbox renamed,
> restart sync --
> dsync-local(customer at example.com): Error: BUG: Mailbox renaming algorithm
> got into a potentially infinite loop, aborting
> dsync-local(customer at example.com): Error: Mailbox INBOX.Foldername sync:
> mailbox_rename failed: Invalid mailbox name 'Foldername-temp-1': Missing
> namespace prefix 'INBOX.'
>
> For more info see the attached sync_loop.log
>
> Thanks for your help,
>
> Alex
>
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