« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
 
PHP error debug
  Error: Invalid argument supplied for foreach() 
  Error type/ Nr.: Warning - 2 
  File: /var/www/vhosts/hostingsostenibile.it/public_html/manager/includes/document.parser.class.inc.php(814) : eval()'d code 
  Line: 33 
 
Parser timing
  MySQL: 0.0103 s(15 Requests)
  PHP: 0.0190 s 
  Total: 0.0294 s