system-config-*的问题

leeight

[leeight@AL ~]$ system-config-display
Traceback (most recent call last):
  File "/usr/share/system-config-display/xconf.py", line 22, in ?
    import gobject
ImportError: No module named gobject

[leeight@AL ~]$ system-config-printer
Traceback (most recent call last):
  File "/usr/sbin/system-config-printer", line 9, in ?
    import queueTree
  File "/usr/share/printconf/util/queueTree.py", line 57, in ?
    import printconf_conf
  File "/usr/share/printconf/util/printconf_conf.py", line 83, in ?
    from xml.utils import qp_xml
ImportError: No module named utils

[leeight@AL ~]$ system-config-date
Traceback (most recent call last):
  File "/usr/share/system-config-date/system-config-date.py", line 56, in ?
  File "/usr/share/system-config-date/system-config-date.py", line 56, in ?
    useGuiMode(page)
  File "/usr/share/system-config-date/system-config-date.py", line 46, in
useGuiMode
    import timeconfig
  File "/usr/share/system-config-date/timeconfig.py", line 25, in ?
    from snack import *
ImportError: No module named snack

好像所有的system-config-*都不能用了。
系统的版本是RHELAS4， 是不是python出问题了呢？