« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
PHP error debug
  Error: file_get_contents(http://www.webclient.touradmin.ru/b/main/53945/tourists_news/index?) [function.file-get-contents]: failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found  
  Error type/ Nr.: Warning - 2 
  File: /home/whitedol/public_html/assets/tours/wc_lib.php 
  Line: 159 
  Line 159 source: $page = file_get_contents($url);  
Parser timing
  MySQL: 0.0010 s(0 Requests)
  PHP: 0.0177 s 
  Total: 0.0187 s