Installer 的问题 谁能帮帮我 谢谢

chmaxai1

Component: Software Installer
Summary: TB9275b279 downloadonly.py:26:config_hook:AttributeError: 'NoneType' object has no attribute 'add_option'

Traceback (most recent call last):
  File "/usr/sbin/system-install-packages", line 229, in ?
    main()
  File "/usr/sbin/system-install-packages", line 224, in main
    pkginst = SinglePackageInstaller()
  File "/usr/sbin/system-install-packages", line 56, in __init__
    GraphicalYumBase.__init__(self, False)
  File "/usr/lib/python2.4/site-packages/pirut/__init__.py", line 123, in __init__
    self.doPluginSetup(types=(yum.plugins.TYPE_CORE))
  File "/usr/lib/python2.4/site-packages/yum/__init__.py", line 173, in doPluginSetup
    optparser, types)
  File "/usr/lib/python2.4/site-packages/yum/plugins.py", line 148, in __init__
    self.run('config')
  File "/usr/lib/python2.4/site-packages/yum/plugins.py", line 164, in run
    func(conduitcls(self, self.base, conf, **kwargs))
  File "/usr/lib/yum-plugins/downloadonly.py", line 26, in config_hook
    parser.add_option('', '--downloadonly', dest='dlonly', action='store_true',
AttributeError: 'NoneType' object has no attribute 'add_option'

Local variables in innermost frame:
conduit: <yum.plugins.ConfigPluginConduit instance at 0xb78e850c>
parser: None