Traceback (most recent call last):
  File "/usr/bin/yum", line 27, in <module>
    yummain.main(sys.argv[1:])
  File "/usr/share/yum-cli/yummain.py", line 75, in main
    base.getOptionsConfig(args)
  File "/usr/share/yum-cli/cli.py", line 170, in getOptionsConfig
    self.doConfigSetup(fn=opts.conffile, root=root)
  File "/var/lib/python-support/python2.5/yum/__init__.py", line 82, in doConfigSetup
    self.conf = config.yumconf(configfile=fn, root=root)
  File "/var/lib/python-support/python2.5/yum/config.py", line 271, in __init__
    self.yumvar['releasever'] = self._getsysver()
  File "/var/lib/python-support/python2.5/yum/config.py", line 383, in _getsysver
    idx = ts.dbMatch('provides', self.getConfigOption('distroverpkg'))
TypeError: rpmdb open failed