You don't necessarely enable imap_metadata for this, just having attribute dict
is enough.
can you rm -rf the backup and try again with doveadm -D?
Aki
> On 16/02/2025 23:47 EET Asai via dovecot <dovecot@dovecot.org> wrote:
>
>
> After spending several hours troubleshooting this, it seems like doveadm
> backup is broken somehow. At least on my system.
>
> I can't even run doveadm backup -u user maildir:/dest on an empty target
> director without it throwing an error.
>
> Is anyone else having this problem?
>
> Thanks,
> Asai
>
> On 2/15/2025 6:36 PM, Asai via dovecot wrote:
> > Here's some more debugging info in case this helps:
> >
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: Mailbox INBOX: Mailbox
> > opened
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: brain S: Syncing
> > mailbox 77727820079bdd584f280000773ea8bd: UIDNEXT changed: 1 -> 12170
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: brain M: Syncing
> > mailbox 77727820079bdd584f280000773ea8bd: UIDNEXT changed: 12170 -> 1
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: doveadm-sieve:
> > Iterating Sieve mailbox attributes
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: sieve: Pigeonhole
> > version 2.4.0 (1b2d5bb9) initializing
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: Loading modules from
> > directory: /usr/lib64/dovecot/sieve
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: Module loaded:
> > /usr/lib64/dovecot/sieve/lib90_sieve_imapsieve_plugin.so
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: sieve: Sieve imapsieve
> > plugin for Pigeonhole version 2.4.0 (1b2d5bb9) loaded
> > Feb 15 18:33:44 dsync(u...@domain.tld): Error: brain M: Exporting
> > mailbox INBOX failed: Mailbox attribute iteration failed: Mailbox
> > attributes not enabled
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: brain S: Import mailbox
> > INBOX: Saved UIDs:
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: User session is finished
> > Feb 15 18:33:44 dsync(u...@domain.tld): Debug: auth-master: conn
> > unix:/run/dovecot/auth-userdb (pid=56369,uid=0): Disconnected:
> > Connection closed (fd=9)
> >
> > On 2/14/2025 7:06 PM, Asai via dovecot wrote:
> >> Greetings,
> >>
> >> On 2.3 I was able to run the following command, but now on 2.4 I'm
> >> getting the following error:
> >>
> >> doveadm backup -u u...@domain.tld
> >> maildir:/mnt/backups/daily/domain.tld/user
> >>
> >> dsync(u...@domain.tld): Error: brain M: Exporting mailbox INBOX
> >> failed: Mailbox attribute iteration failed: Mailbox attributes not
> >> enabled
> >>
> >> So, I tried to set the configs to include:
> >>
> >> protocol imap {
> >> imap_metadata = yes
> >> ...
> >> }
> >>
> >> mail_attribute {
> >> dict file {
> >> path = %{home}/dovecot-attributes
> >> }
> >> }
> >>
> >> But then I get:
> >>
> >> Error: brain M: Exporting mailbox INBOX failed: Mailbox attribute
> >> iteration failed: BUG: Unknown internal error
> >>
> >> Can anyone clarify the proper configs for this?
> >>
> >> Thank you,
> >>
> >> Asai
> >>
> >> _______________________________________________
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