ABRT has detected 1 problem(s). For more info run: abrt-cli list --since エラーが発生する

Issue

• 7.0 から 7.1 (s390x アーキテクチャー) にアップグレードし、root 権限でログインすると以下のエラーが発生します。

Last login:Fri Apr 24 11:55:31 2015 from 172.x.x.x
ABRT has detected 1 problem(s).For more info run: abrt-cli list --since 1429869331
Traceback (most recent call last):
  File "/usr/lib64/python2.7/runpy.py", line 162, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/usr/lib64/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/usr/lib/python2.7/site-packages/initial_setup/__main__.py", line 136, in <module>
    ui.setup(data)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/tui/__init__.py", line 169, in setup
    obj.setup(self.ENVIRONMENT)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/tui/hubs/__init__.py", line 69, in setup
    spoke.initialize()
  File "/usr/lib/python2.7/site-packages/initial_setup/tui/spokes/eula.py", line 34, in initialize
    self._have_eula = bool(get_license_file_name())
  File "/usr/lib/python2.7/site-packages/initial_setup/product.py", line 68, in get_license_file_name
    best_lang = find_best_locale_match(os.environ["LANG"], langs)
  File "/usr/lib64/python2.7/UserDict.py", line 23, in __getitem__
    raise KeyError(key)
KeyError:'LANG'

• 推奨されたメッセージを実行すると、以下の詳細を取得します。

[root@localhost ~]# abrt-cli list --since 1429869331
id c3e1ff320ed3b171a6e2144f657b41cd814dbab8
reason:         UserDict.py:23:__getitem__:KeyError:'LANG'
time:           Fri Apr 24 11:55:57 2015
cmdline:        python -m initial_setup
package:        initial-setup-0.3.9.23-1.el7
uid:            0 (root)
count:          1
Directory:      /var/tmp/abrt/Python-2015-04-24-11:55:57-1684
Reported:       cannot be reported


The Autoreporting feature is disabled.Please consider enabling it by issuing
'abrt-auto-reporting enabled' as a user with root privileges