title: Unable to install ApiGen using CLI
body: <p>I am trying to install <a href="http://www.apigen.org/" rel="nofollow noreferrer">Apigen</a> on windows.
  I am following instructions mentioned <a href="http://anjanasilva.com/blog/how-to-install-apigen-in-netbeans-8-0-using-pear/" rel="nofollow noreferrer">here.</a></p>
  
  <p>But I am getting following error in cmd: 
  <img src="https://i.stack.imgur.com/ZGwNa.png" alt="enter image description here"></p>