abrt メッセージ abrt: detected unhandled Python exception '/usr/share/rhn/up2date_client/hardware.py’ がログに表示されるのはなぜですか?

Issue

• abrt と /usr/share/rhn/up2date_client/hardware.py に関するメッセージがログに表示されます。
• サーバーが abrt メールにエラーを繰り返し生成しています。これは、/usr/share/rhn/up2date_client/hardware.py スクリプトが失敗したために発生したもので、以下の内容を出力します。

Traceback (most recent call last):
  File "/usr/share/rhn/up2date_client/hardware.py", line 25, in <module>
    import rhnserver
  File "/usr/share/rhn/up2date_client/rhnserver.py", line 22, in <module>
    import rpcServer
  File "/usr/share/rhn/up2date_client/rpcServer.py", line 12, in <module>
    import clientCaps
  File "/usr/share/rhn/up2date_client/clientCaps.py", line 10, in <module>
    import capabilities
  File "/usr/share/rhn/up2date_client/capabilities.py", line 4, in <module>
    import up2dateErrors
  File "/usr/share/rhn/up2date_client/up2dateErrors.py", line 16, in <module>
    from yum.Errors import RepoError, YumBaseError
  File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 51, in <module>
    import config
  File "/usr/lib/python2.6/site-packages/yum/config.py", line 40, in <module>
    import rpmUtils.transaction
ImportError: No module named transaction

• [abrt] rhn-client-tools-1.0.0.1-8.el6: config.py:40::ImportError: No module named transaction:

abrt_version:   2.0.8
cmdline:        python /usr/share/rhn/up2date_client/hardware.py
comment:        
executable:     /usr/share/rhn/up2date_client/hardware.py
kernel:         2.6.32-358.18.1.el6.x86_64
time:           
uid:            0
username:       root

• [abrt] full crash report:

abrt_version:   2.0.8
cmdline:        python /usr/share/rhn/up2date_client/hardware.py
executable:     /usr/share/rhn/up2date_client/hardware.py
kernel:         2.6.32-358.18.1.el6.x86_64
time:           
uid:            0
username:       root

sosreport.tar.xz: Binary file, 1177404 bytes

backtrace:
:config.py:40:<module>:ImportError: No module named transaction
:
:Traceback (most recent call last):
:  File "/usr/share/rhn/up2date_client/hardware.py", line 25, in <module>
:    import rhnserver
:  File "/usr/share/rhn/up2date_client/rhnserver.py", line 22, in <module>
:    import rpcServer
:  File "/usr/share/rhn/up2date_client/rpcServer.py", line 12, in <module>
:    import clientCaps
:  File "/usr/share/rhn/up2date_client/clientCaps.py", line 10, in <module>
:    import capabilities
:  File "/usr/share/rhn/up2date_client/capabilities.py", line 4, in <module>
:    import up2dateErrors
:  File "/usr/share/rhn/up2date_client/up2dateErrors.py", line 16, in <module>
:    from yum.Errors import RepoError, YumBaseError
:  File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 52, in <module>
:    import config
:  File "/usr/lib/python2.6/site-packages/yum/config.py", line 40, in <module>
:    import rpmUtils.transaction
:ImportError: No module named transaction