[Zope] i18nfolder installation attribute error navigation_properties

[thomas desvenain]

hello,

when i try to install i18nfolder on plone (with quickinstaller or
manually), i get this error :

=============
2006-03-08 17:55:43
failed:
Traceback (most recent call last):

File "/zope/bioinfo/Products/CMFQuickInstallerTool/QuickInstallerTool.py",
line 320, in installProduct
res=install(portal)

File "/usr/local/www/zope-2.8.6/lib/python/Products/ExternalMethod/ExternalMethod.py",
line 225, in __call__
try: return f(*args, **kw)

File "/zope/test/Products/I18NFolder/Extensions/Install.py", line 26, in install
installation=Installation(self)

File "/zope/test/Products/I18NFolder/Installation.py", line 26, in __init__
self.navigation_properties = self.portal_properties.navigation_properties

AttributeError: navigation_properties



what should i do ?

thanks

thomas desvenain