I worked out what the problem was
Because I had been planning this move for several months I was syncing home
user directories including Maildir for several months
unfortunately I forgot the --delete command to rsync so while users were
deleting emails on the original server they were often b
Hi
I am trying to migrate from a Centos dovecot 1.0.7 install to a debian
dovecot 2.1.7 install.
I thought simply replicating the maildirs would be fine (using rsync) but
when I fetch mail from the new server using IMAP thunderbird wants to
download all the messages again as duplicates.