Error when restarting Postfix

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http://unix.stackexchange.com – I have recently purchased an SMTP server for my web app (I need to send account confirmation emails to my users and I don't want them to go into the SPAM folder, I will also be using it for email marketing.) and I'm following a guide found on this website. http://syslog.tv/2011/09/15/postfix-dovecot-imapimaps-sasl-maildir/ How ever when I go to restart all the applications I get two errors. Restarting IMAP/POP3 mail server: dovecotError: Error in configuration file /etc/dovecot/dovecot.conf line 892: Expecting '=' I have looked at the file and nothing seems out of place, is there anythi (HowTos)