title: error while writing Map: /wordcount$Map.class (Permission denied)
body: <p>I'm trying to run wordcount example on my hadoop 2.7.1, but i get this error msg after compiling wordcount.java file.
  I've placed .java file in the Desktop only</p>
  
  <p><a href="https://i.stack.imgur.com/ClO5L.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ClO5L.png" alt="enter image description here"></a></p>