« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
 
PHP error debug
  Error: Non-static method ditto::buildURL() should not be called statically, assuming $this from incompatible context 
  Error type/ Nr.: - 2048 
  File: /home/httpd/vhosts/xn----8sbwpmkijr.xn--p1ai/httpdocs/manager/includes/document.parser.class.inc.php(770) : eval()'d code 
  Line: 73 
 
Parser timing
  MySQL: 0.0964 s(33 Requests)
  PHP: 1.2831 s 
  Total: 1.3795 s