Migrating IMAP from Cyrus v2.2.13 to Cyrus v2.4.17

[Dan White]

On 04/06/16 13:20 -0500, Jack Snodgrass via Info-cyrus wrote:
>Is there a documented process for taking a system from: Cyrus v2.2.13 
>to Cyrus v2.4.17

>I have rsync'd the mail between the two systems.
>
>/usr/lib/cyrus/bin/reconstruct did NOT magically convert the system 
>from the old to the new.

>/usr/lib/cyrus/bin/reconstruct -G -f

>The 'seen' flags and probably some other flags / acls are not working.

Check the upgrade instructions here:

https://cyrusimap.org/docs/cyrus-imapd/2.5.3/install-upgrade.php

'ctl_cyrusdb -r' may require support for whichever backend you were using
on the older version (on the new system), such as a legacy berkeleydb
version. 

-- 
Dan White