[imp] Horde does not try to connect to mysql

[Harald G.]

Hallo all,
i have make any faq to setup the horde.php access to mysql.
In my mysql-logs i see nothing from connecting by horde.
Horde does not try to connect to mysql.

I use Horde 2.0
PHP Version 4.1.2
--------------------------------------------------------
my ../horde/test.php
--------------------------------------------------------
Horde Versions
Horde: 2.0
PHP Version
View phpinfo() screen
PHP Version: 4.1.2
PHP Major Version: 4.1
PHP Minor Version: 2
PHP Version Classification: release
You are running a supported version of PHP.
PHP Module Capabilities
FTP Support: Yes
Gettext Support: Yes
IMAP Support: Yes
LDAP Support: Yes
MCAL Support: Yes
Mcrypt Support: Yes
MySQL Support: Yes
PostgreSQL Support: No
XML Support: Yes
Miscellaneous PHP Settings
magic_quotes_runtime set to Off: Yes
PHP Sessions
Session counter: 6
To unregister the session: click here
PEAR
PEAR - Yes
Recent PEAR - Yes
Mail::RFC822 - Yes
Log - Yes
DB - Yes
------------------------------------------------------

Error-log from the website of logging

A fatal error has occurred
object(pear_error)(7) {
  ["error_message_prefix"]=>
  string(0) ""
  ["mode"]=>
  int(1)
  ["level"]=>
  int(1024)
  ["code"]=>
  NULL
  ["message"]=>
  string(71) "'phptype' wurde in der Authentifikations-Konfiguration nicht
angegeben."
  ["userinfo"]=>
  NULL
  ["callback"]=>
  NULL
}
[/usr/local/www/data.default/horde/lib/Auth/sql.php : 87]

Please help a newbie of  Horde with a bad english

thanks in advance