On Mon, 2018-12-17 at 10:40 +0100, Egoitz Aurrekoetxea wrote: > I think (and say think :) )I finally found a method. Although I'm > testing it deeply... it seems (say seems too :) ) 2.4 is compatible > with a mail spool in 2.3 (at least with my config). So I'll try to > upgrade first to 2.4 and later to 3.0 setting up a replication from > 2.4 to 3.0. Would be fine if Bron, Ellie or someone at Fastmail could > tell something about it to us :) :) Yes, I have performed an in-place upgrade of 2.3 to 2.4. Other than some delay due to index reconstruction it went very smoothly. The only issues I recall is that some users got some deleted messages back after the reconstruct, and there were some mailboxes which lost Seen status; I never figured out why [they were related to that handful of users which somehow always have problems with everything]. -- Executive Committee Vice-Chair Michigan Association of Railroad Passengers 537 Shirley St NE Grand Rapids, MI 49503-1754 Phone: 616.581.8010 E-mail: awilliam@xxxxxxxxxxxxx GPG#D95ED383 ---- Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ To Unsubscribe: https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus