On Tue, 2010-08-31 at 14:48 -0700, Tomislav Mihalicek wrote:
Aug 31 10:03:35 cartman2 dovecot: auth: Fatal:
net_connect_unix(auth-worker)
failed: Permission denied
Try: chmod 0755 /var/run/dovecot
Also next Dovecot version will do that automatically.