On Tue, 2010-08-31 at 01:09 -0700, Tomislav Mihalicek wrote: > > iterate_attrs = mail=%u
This isn't right. You probably want mail=user > Aug 31 10:03:35 cartman2 dovecot: auth: Fatal: net_connect_unix(auth-worker) > failed: Permission denied I guess you've changed some default permission settings related to auth processes. doveconf -n output would help giving the right answer, but you should look into auth-worker service's unix_listener.
