On Fri, 2010-09-24 at 10:31 -0500, Mike Abbott wrote: > and some clients report receiving this IMAP error: > tag NO Mailbox doesn't exist: INBOX This was caused by the lost tmp/ directories, which was fixed by that patch I sent. Also http://hg.dovecot.org/dovecot-2.0/rev/5b0a1974fc6f fixes recreating these missing tmp/ dirs.