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User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; InfoPath.1)

Description of problem:
Run System>Admin>Add/Remove Software and get "An Internal system error has occurred" error when selecting the package group in PackageKit software updater.  No Packages are displayed.

Same error appears for System>Admin>Update System but 

Version-Release number of selected component (if applicable):
PackageKit-0.2.2-1.2008519.fc10.i386

How reproducible:
Always


Steps to Reproduce:
1. Upgraded from F8 to F9
2. Ran yum updategroup for several package groups
3. Rebooted
4. Used Add/Remove Software successfully to add Expect to system
5. Got notice of 11 new updates, installed all updates - See screenshot UpdateHistory.png
6. Went to install additional software via Add/Remove Software and got the "internal system error" message - See screenshot PackageKitError.png

Actual Results:


Expected Results:


Additional info:
Text of Error
---------------------------------------------------
Error Type: <type 'exceptions.AttributeError'>
Error Value: 'NoneType' object has no attribute 'cacheonly'
  File : /usr/share/PackageKit/helpers/yum/search-group.py , line 21, in <module>
    backend.search_group(options,searchterms)
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py , line 226, in wrapper
    func(*args,**kwargs)
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py , line 469, in search_group
    pkgGroupDict = self._buildGroupDict()
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py , line 437, in _buildGroupDict
    cats = self.yumbase.comps.categories
  File : /usr/lib/python2.5/site-packages/yum/__init__.py , line 594, in <lambda>
    comps = property(fget=lambda self: self._getGroups(),
  File : /usr/lib/python2.5/site-packages/yum/__init__.py , line 529, in _getGroups
    self.repos.doSetup()
  File : /usr/lib/python2.5/site-packages/yum/repos.py , line 67, in doSetup
    self.ayum.plugins.run('postreposetup')
  File : /usr/lib/python2.5/site-packages/yum/plugins.py , line 175, in run
    func(conduitcls(self, self.base, conf, **kwargs))
  File : /usr/lib/yum-plugins/fastestmirror.py , line 133, in postreposetup_hook
    if opts.cacheonly