Different usernames for different login method

[Luca Bertoncello]

Zitat von Steffen Kaiser <skdovecot at smail.inf.fh-brs.de>:

> What does your passdb /userdb config looks like ?
>
> You can return the "user" field, see  
> http://wiki2.dovecot.org/PasswordDatabase , to mangle the username  
> for all passdb's, in order to let Dovecot use the same username.

I solved the problem upgrading Dovecot to version 2.2.18 and using  
%{auth_username}...

Now I just have the problem, that mail_uid and mail_gid are ignored.
Any idea?

Thanks
Luca Bertoncello
(lucabert at lucabert.de)