« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
 
PHP error debug
  Error: Function split() is deprecated 
  Error type/ Nr.: - 8192 
  File: /var/www/html/kcg2013n/manager/includes/tmplvars.format.inc.php 
  Line: 20 
  Line 20 source: $cp = split("&",$paramstring);  
 
Parser timing
  MySQL: 0.0152 s s(61 Requests)
  PHP: 0.0847 s s 
  Total: 0.0999 s s