title: apache2 error when restarting
body: <p>im getting this error when restarting apache ,after i did a couple of a2ensite commands something when wrong and now it diesnt want to restart</p>
  
  <pre><code>    [Mon Sep 10 23:00:52 2012] [warn] pid file /var/run/apache2.pid overwritten 
  -- Unclean shutdown of pre        vious Apache run?
  </code></pre>