Make sure you return on redirect

gistfile1.php

<?php

// Make sure you return on redirect, not do this:

class PostsController extends Base { 
	
	public function view($post) { 
		if (!$post) { 
			$this->redirect("Posts::index"); 
		} 
		// Herp derp 
	}
}

// source: http://www.slideshare.net/nateabele/the-state-of-lithium