title: Getting started with Openshift and RHEL 6
body: <p>The <a href="https://openshift.redhat.com/app/getting_started" rel="nofollow">OpenShift Getting Started</a> page says to run</p>
  
  <pre><code>sudo rhn-channel --add --channel=rhel-x86_64-server-optional-6
  </code></pre>
  
  <p>in order to install rubygems in RHEL 6. But when I run that command, I get the output</p>
  
  <pre><code>An error has occurred:
  &lt;type 'exceptions.TypeError'&gt;
  See /var/log/up2date for more information
  </code></pre>
  
  <p>How do I fix this?</p>