title: Duplicate Package - update / upgrade - Centos
body: <p>When I try running <code>yum update</code> on a CentOS 6.3 box, I am getting errors, and says to run <code>yum check</code>. The output of <code>yum check</code> is:</p>
  
  <pre><code>➜  ~  yum check
  Loaded plugins: fastestmirror
  glibc-2.12-1.107.el6_4.5.x86_64 is a duplicate with glibc-2.12-1.107.el6_4.4.x86_64
  glibc-common-2.12-1.107.el6_4.5.x86_64 is a duplicate with glibc-common-2.12-1.107.el6_4.4.x86_64
  glibc-devel-2.12-1.107.el6_4.5.x86_64 is a duplicate with glibc-devel-2.12-1.107.el6_4.4.x86_64
  glibc-devel-2.12-1.107.el6_4.5.x86_64 has missing requires of glibc-headers = ('0', '2.12', '1.107.el6_4.5')
  iputils-20071127-17.el6_4.2.x86_64 is a duplicate with iputils-20071127-17.el6_4.x86_64
  nspr-4.9.5-2.el6_4.x86_64 is a duplicate with nspr-4.9.2-1.el6.x86_64
  nss-3.14.3-4.el6_4.x86_64 is a duplicate with nss-3.14.0.0-12.el6.x86_64
  nss-softokn-3.14.3-3.el6_4.x86_64 is a duplicate with nss-softokn-3.12.9-11.el6.x86_64
  nss-util-3.14.3-3.el6_4.x86_64 is a duplicate with nss-util-3.14.0.0-2.el6.x86_64
  tzdata-2013g-1.el6.noarch is a duplicate with tzdata-2013c-2.el6.noarch
  2:xinetd-2.3.14-39.el6_4.x86_64 is a duplicate with 2:xinetd-2.3.14-38.el6.x86_64
  Error: check all
  </code></pre>
  
  <p>Any idea how to fix these packages? I tried <code>yum reinstall xinetd tzdata nss-util nss-softokn nss nspr iputils glibc glibc-common glibc-devel</code> but got:</p>
  
  <blockquote>
    <p>Error:  Multilib version problems found. This often means that the
    root
           cause is something else and multilib version checking is just
           pointing out that there is a problem.</p>
  </blockquote>