On 21.10.2012, at 14.15, Nicolás wrote: > Oct 12 14:29:22 mail dovecot: imap(nicolas at devels.es): Error: fstat() failed with file /home/vmail/devels.es/nicolas/Maildir/dovecot.index.log: No such file or directory fstat() can't normally fail with ENOENT. Are you using NFS or some other non-local filesystem?