[trean] Install trean

[Nusa]

Hi,
 
I'm installed :
 
*	Horde: 2.2.4 
*	IMP: 3.2.2 
*	Vacation: 2.2 
*	Forwards: 2.2 
*	Turba: 1.2.1 
*	Kronolith: 1.1 
*	Mnemo: 1.1 
*	Nag: 1.1 
*	Trean: 0.1-cvs
 
But when I want to use Trean I've this message :
 
Fatal error: Failed opening required '/var/www/horde/trean/../lib/Test.php'
(include_path='.:/usr/share/pear') in /var/www/horde/trean/index.php on line
17

Can you help me please?

Thank you very much

Charles