Bug#392766: zope-cachefu: fails to install in a fresh plone-site instance

[josem]

Package: zope-cachefu
Version: 1.0.1-1
Severity: important


plone-site is a recently installed zope2.9 instance from the
plose-site package (plone 2.5).

emilio:~# dzhandle -z2.9 add-product plone-site CacheSetup
Traceback (most recent call last):
  File "/usr/sbin/dzhandle", line 2275, in ?
    main()
  File "/usr/sbin/dzhandle", line 2266, in main
    if action.check_args(global_options):
  File "/usr/sbin/dzhandle", line 961, in check_args
    self.addons += self.find_related(i.depends, self.installed + self.addons)
  File "/usr/sbin/dzhandle", line 927, in find_related
    depends += self.find_related(match.depends, installed + depends)
AttributeError: 'NoneType' object has no attribute 'depends'

-- System Information:
Debian Release: testing/unstable
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: i386 (i686)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.8-1-386
Locale: LANG=es_ES at euro, LC_CTYPE=es_ES at euro (charmap=ISO-8859-15)

Versions of packages zope-cachefu depends on:
ii  zope-archetypes               1.4.0-2    framework for developing and deplo
ii  zope-cmfcore1.6               1.6.1-1    zope cmf core services, 1.6 branch
ii  zope-common                   0.5.24     common settings and scripts for zo
ii  zope2.9                       2.9.4-1    Open Source Web Application Server

zope-cachefu recommends no packages.

-- no debconf information