yum update of F18 showing a strange error...

[Kevin Martin]

While doing a yum update of F18 this morning I encountered the below error.  Any information as to what/why this is would be
appreciated.

Running Transaction
  Updating   : tzdata-2012f-1.fc18.noarch                                                                                      1/40
  Updating   : glibc-2.16-15.fc18.x86_64                                                                                       2/40
Failed to issue method call: Did not receive a reply. Possible causes include: the remote application did not send a reply, the
message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.
  Updating   : glibc-common-2.16-15.fc18.x86_64                                                                                3/40
  Updating   : php-common-5.4.7-2.fc18.x86_64                                                                                  4/40
  Updating   : php-cli-5.4.7-2.fc18.x86_64                                                                                     5/40
  Updating   : php-pdo-5.4.7-2.fc18.x86_64                                                                                     6/40
  Updating   : glibc-headers-2.16-15.fc18.x86_64                                                                               7/40
  Updating   : libsepol-2.1.8-1.fc18.x86_64                                                                                    8/40
Failed to issue method call: Did not receive a reply. Possible causes include: the remote application did not send a reply, the
message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

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Regards,

------------------------
Kevin Martin