title: I can't start Xampp on ubuntu 14.04
body: <p>I have installed xampp-linux-x64-5.6.8-0-installer.run and when I type
  <code>/opt/lampp/lampp start
  </code><br>
  to start the server I find following error<br>
  <img src="https://i.stack.imgur.com/HfXxK.png" alt="enter image description here"></p>
  
  <p>I tried following command to check status 
  <code>sudo /etc/init.d/apache2 status
  </code>
  I find 
  <code>* apache2 is not running
  </code>
  Now I tried to check the ports<br>
  <code>netstat -tunap | grep LISTEN
  </code>
  and it seems port 80 is busy .
  <img src="https://i.stack.imgur.com/3l1Pf.png" alt="enter image description here"></p>
  
  <p>What should I do run Xampp?</p>