Unhandled Error!

File_get_contents(http://blog.edgewareproducts.com/category/news/feed/): failed to open stream: HTTP request failed! HTTP/1.0 500 Internal Server Error

Document	footer
Document type	CMS partial
Line	13
Exception class	Cms_ExecutionException

Code Highlight

          <h2 class="logo edgeware_small_white">Edgeware</h2>
          <h2 class="heading edgeware_small_white">Newsroom</h2>
          <ul>
            <? 
              $url = 'http://blog.edgewareproducts.com/category/news/feed/'; 
              for($i=0;$i<3;$i++){
                $string = file_get_contents($url);
 
                $it = simplexml_load_string(str_replace('&', '&amp;', $string))->channel->item[$i];
                echo "<li><h4><a href='" . $it->link . "'>" . $it->title . "</a></h4></li>";
              }
            ?>
          </ul>

#	Document	Type
2	footer	CMS partial
1	Category	CMS template