Installation de openerp sous debian 5.0

Bonjour à tous, j’ai un problème dans l’installation de openerp avec debian 5.0
J’ai déjà installer openerp sous debian 5.0, mais cette fois il ne marche car le problème se trouve au niveau du server-web
voici le message

Traceback (most recent call last):
File “/usr/bin/openerp-web”, line 8, in
load_entry_point(‘openerp-web==5.0.6’, ‘console_scripts’, ‘openerp-web’)()
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/commands.py”, line 127, in start
setup_server(opt.config)
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/commands.py”, line 102, in setup_server
from openerp.controllers.root import Root
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/controllers/init.py”, line 1, in
import actions
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/controllers/actions.py”, line 40, in
from openerp import tools
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/tools/init.py”, line 2, in
from openerp.tools.expose import *
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/tools/expose.py”, line 42, in
from openerp.tools import utils
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/tools/utils.py”, line 7, in
from openerp.validators import Invalid
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/validators/init.py”, line 1, in
from validators import *
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/validators/validators.py”, line 41, in
from openerp.i18n import format
File “/usr/lib/python2.5/site-packages/openerp_web-5.0.6-py2.5.egg/openerp/i18n/format.py”, line 34, in
from babel import dates
ImportError: No module named babe

j’ai installé tous les modules

merci pour l’aide

J’ai le même problème, as tu trouvé une solution ?