[Dovecot] On IMAP vhost login, only Username being used

hobie hobie at rumormillnews.com
Thu Aug 25 08:57:35 EEST 2011

I tried the runtbird.sh script, hoping for more info - all it did was
show that auth is failing. I don't understand why Dovecot is separating
the username from the domain name, and trying to match only on the
username.  Seems like there must be a config setting that affects this
and that I'm overlooking.  Thanks ahead for any help with this.


hobie wrote earlier:


Attempting IMAP SSL login on new installation, using Icedove (Debain
Thunderbird variant), login fails.  Logs show Dovecot attempting to match
username only, not username with domain name, on Vpopmail user, so of
course no match. Tried with '@' in full username, also with '%'. What's

Log shows:

Aug 24 19:30:48 debian dovecot: auth: Debug: client in: CONT<hidden>
Aug 24 19:30:48 debian dovecot: auth: Debug: Loading modules from
directory: /usr/local/lib/dovecot/auth
Aug 24 19:30:48 debian dovecot: auth: Debug: vpopmail(postmaster,[IP
redacted]): lookup user=postmaster domain=

Current config:

# 2.0.13: /usr/local/etc/dovecot/dovecot.conf
# OS: Linux 2.6.32-5-amd64 x86_64 Debian 6.0.2 ext3
auth_debug = yes
auth_verbose = yes
disable_plaintext_auth = no
first_valid_gid = 89
first_valid_uid = 89
mail_debug = yes
mail_location = maildir:/home/vpopmail/domains/%d/%n/Maildir
maildir_very_dirty_syncs = yes
passdb {
  driver = vpopmail
protocols = imap pop3
ssl_cert = </etc/ssl/certs/dovecot.pem
ssl_key = </etc/ssl/private/dovecot.pem
userdb {
  args = quota_template=quota_rule=*:backend=%q
  driver = vpopmail



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