[horde] Installation Error (PHP)

[Aditya Rajgarhia]

I'm following the Fedora Core 4 Installation Guide at the Horde Wiki. After
the installation I go to http://hostname/horde and get the following errors
(the same appears in the apache log):

--------------------------------------------------------------------------------

*Warning*: main(Horde.php): failed to open stream: No such file or directory
in */var/www/html/horde/lib/core.php* on line *48*

*Warning*: main(): Failed opening 'Horde.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *48*

*Warning*: main(Horde/Registry.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *49*

*Warning*: main(): Failed opening 'Horde/Registry.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *49*

*Warning*: main(Horde/String.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *50*

*Warning*: main(): Failed opening 'Horde/String.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *50*

*Warning*: main(Horde/NLS.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *51*

*Warning*: main(): Failed opening 'Horde/NLS.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *51*

*Warning*: main(Horde/Notification.php): failed to open stream: No such file
or directory in */var/www/html/horde/lib/core.php* on line *52*

*Warning*: main(): Failed opening 'Horde/Notification.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *52*

*Warning*: main(Horde/Auth.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *53*

*Warning*: main(): Failed opening 'Horde/Auth.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *53*

*Warning*: main(Horde/Browser.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *54*

*Warning*: main(): Failed opening 'Horde/Browser.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *54*

*Warning*: main(Horde/Perms.php): failed to open stream: No such file or
directory in */var/www/html/horde/lib/core.php* on line *55*

*Warning*: main(): Failed opening 'Horde/Perms.php' for inclusion
(include_path='.:/usr/share/pear') in */var/www/html/horde/lib/core.php* on
line *55*

*Fatal error*: Undefined class name 'util' in *
/var/www/html/horde/lib/base.php* on line *31

*---------------------------------------------------------------------

Horde Version: Current CVS
PHP Version: 4.3.11

Any help would be greatly appreciated.

Thanks,

Aditya