[Dovecot] dovecot: pop3-login: Internal login failure - howto add dovecot users that are NO server users

[Thomas Leuxner]

On Fri, Jul 02, 2010 at 06:30:21AM +0800, Hans Neukomm wrote:
> auth default:
>   mechanisms: plain cram-md5
>   debug_passwords: yes
>   passdb:
>     driver: passwd-file
>     args: /etc/dovecot/passwd
>   userdb:
>     driver: static
>     args: uid=303 gid=303 home=/var/spool/mail/home/%u

[snip]

> my userdb file contains:
> 
> hans    myplaintext-password-here

http://wiki.dovecot.org/AuthDatabase/PasswdFile

[...]
If you want to enable user at domain logins but have only "user" in the
file, set this to %n. 

passdb:
   driver: passwd-file
   args: username_format=%n /etc/dovecot/passwd

Try that format and see if it helps.

Regards
Thomas