Ubuntu-12.04更新管理器和软件中心没有工作

Question

我在我的机器上安装了Ubuntu12.04LTS。在通过更新管理器应用了一些软件包之后，更新管理器和软件中心就无法工作了。下面是我在终端上执行命令更新管理器时得到的错误跟踪。

我试图通过重新安装python一次，然后将python升级到2.7.4来解决这个问题。但问题依然存在。

有人能帮我吗？

Traceback (most recent call last):

  File "/usr/bin/update-manager", line 33, in 
    from UpdateManager.UpdateManager import UpdateManager
  File "/usr/lib/python2.7/dist-packages/UpdateManager/UpdateManager.py", line 41, in 
    import gettext
  File "/usr/lib/python2.7/gettext.py", line 49, in 
    import locale, copy, os, re, struct, sys
  File "/usr/lib/python2.7/locale.py", line 15, in 
    import encodings
  File "/usr/lib/python2.7/encodings/__init__.py", line 32, in 

ImportError: cannot import name aliases
Error in sys.excepthook:
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/apport_python_hook.py", line 66, in apport_excepthook
    from apport.fileutils import likely_packaged, get_recent_crashes
  File "/usr/lib/python2.7/dist-packages/apport/__init__.py", line 8, in 
    import gettext
  File "/usr/lib/python2.7/gettext.py", line 49, in 
    import locale, copy, os, re, struct, sys
  File "/usr/lib/python2.7/locale.py", line 15, in 
    import encodings
  File "/usr/lib/python2.7/encodings/__init__.py", line 32, in 

ImportError: cannot import name aliases

Answer 1

我可以通过重新安装下面的软件包来摆脱这个问题。

1. python (从2.7.3升级到2.7.5)
2. python2.7-minimal
3. python-支持