[horde] Problem with sending invitations via kronolith

[Jens Grüntjes]

Zitat von Jens Grüntjes <jens.gruentjes at ebira.de>:

> Hello list,
>
> I'm using the latest pear versions of Horde Groupware 5.1.2.
>
> I recently configured Horde globally to deliver mails via port 587  
> (as proposed lately on the list) like this:
>
> $conf['mailer']['params']['host'] = 'localhost';
> $conf['mailer']['params']['port'] = 587;
> $conf['mailer']['params']['localhost'] = 'localhost';
> $conf['mailer']['params']['auth'] = true;
> $conf['mailer']['type'] = 'smtp';
>
> Sending mails from imp works perfectly but sending invitations by  
> kronolith does not. This is the log entry from horde:
>
> 2013-09-12T10:02:54+02:00 DEBUG: HORDE [kronolith] Beim Verschicken  
> einer Terminbenachrichtigung an xx.xx at domain.de ist ein Fehler  
> aufgetreten: Server denied authentication. [pid 8225 on line 27 of  
> "/usr/share/php/Horde/Core/Notification/Handler/Decorator/Hordelog.php"]
>
> My postfix log only shows:
>
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: connect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: disconnect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: connect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: disconnect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: connect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: disconnect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: connect from localhost[::1]
> Sep 12 11:23:16 xxxx postfix/smtpd[7722]: disconnect from localhost[::1]
>
> This worked when I delivered the mails via port 25. Can someone advise me?
>
> Thanks for your help
> Jens

Does nobody have an idea what I can test?