title: Navigation Back and Forward not working at Intellij IDEA
body: <p>I am new to Intellij IDEA and Navigation Back(<kbd>Ctrl</kbd>+<kbd>Alt</kbd>+<kbd>Left</kbd>) and<br> Forward(<kbd>Ctrl</kbd>+<kbd>Alt</kbd>+<kbd>Right</kbd>) not working (tried in version 14 &amp; 15), <br>
  but settings seems to be okey. How to make it work?</p>
  
  <p><a href="https://i.stack.imgur.com/bmiog.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/bmiog.jpg" alt="enter image description here"></a></p>