« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
 
PHP error debug
  Error: file() [function.file]: Couldn't resolve host name 
  Error type/ Nr.: Warning - 2 
  File: /home/fresnore/public_html/assets/snippets/newsparserx/newsparserx.inc.php 
  Line: 426 
  Line 426 source: $data = @file($this->URL) or die ("Could not open a feed called: " . $this->URL);  
 
Parser timing
  MySQL: 0.0063 s(9 Requests)
  PHP: 5.2832 s 
  Total: 5.2895 s