[packagekit] yum update-system crashing

[Richard Hughes]

[root at hughsie-laptop ~]# /usr/share/PackageKit/helpers/yum/update-system.py 
Traceback (most recent call last):
  File "/usr/share/PackageKit/helpers/yum/update-system.py", line 18, in <module>
    backend.update_system()
  File "/usr/share/PackageKit/helpers/yum/yumBackend.py", line 393, in update_system
    self._runYumTransaction()
  File "/usr/share/PackageKit/helpers/yum/yumBackend.py", line 621, in _runYumTransaction
    rpmDisplay=rpmDisplay)
  File "/usr/lib/python2.5/site-packages/yum/__init__.py", line 2250, in processTransaction
    pkgs = self._downloadPackages(callback)
  File "/usr/lib/python2.5/site-packages/yum/__init__.py", line 2281, in _downloadPackages
    errors = yum.misc.unique(probs[key])
NameError: global name 'yum' is not defined
[root at hughsie-laptop ~]# rpm -qa | grep yum
yum-utils-1.1.8-1.fc8
yum-downloadonly-1.1.8-1.fc8
yum-metadata-parser-1.1.2-1.fc8
yum-3.2.7-1.fc8

Any ideas?

Richard.