[horde] upgrade from 3.2RC1 to 3.3 : error upgrade db

[frdt at dethysebaert.be]

I found after some search the link in horde documentation about ugrade  
frm 3.2x to 3.3.x
I try the script 2008-08-29_fix_mdb2_sequences.php to upgrade my  
system and here after are the error. MDB2_Schema is well installed .
My actual version is
Horde Version : Horde: 3.2-RC1
Horde Applications :
Dimp: H3 (1.0-RC1)
Horde: 3.2-RC1
Imp: H3 (4.2-RC1) (run Imp tests)
Ingo: H3 (1.2-RC1) (run Ingo tests)
Kronolith: H3 (2.2-RC1) (run Kronolith tests)
Mimp: H3 (1.1-RC1)
Mnemo: H3 (2.2-RC1)
Nag: H3 (2.2-RC1)
Turba: H3 (2.2-RC1) (run Turba tests)

following errors using the scripts

/usr/local/php5/bin/php 2008-08-29_fix_mdb2_sequences.php
X-Powered-By: PHP/5.2.5-pl1-gentoo
Content-type: text/html

Warning:  
require_once(/home/www/horde.3.3/scripts/upgrades/../../config/conf.php):  
failed to open stream: No such file or directory in  
/home/www/horde.3.3/scripts/upgrades/2008-08-29_fix_mdb2_sequences.php  
on line 40

Fatal error: require_once(): Failed opening required  
'/home/www/horde.3.3/scripts/upgrades/../../config/conf.php'  
(include_path='/home/www/horde.3.3/lib:/home/www/horde.3.3/lib/../pear') in  
/home/www/horde.3.3/scripts/upgrades/2008-08-29_fix_mdb2_sequences.php  
on line 40

thanks for your experience

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