« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« PHP Parse Error »
 
PHP error debug
  Error: mysql_fetch_assoc(): supplied argument is not a valid MySQL result resource 
  Error type/ Nr.: Warning - 2 
  File: /home/forensic/public_html/manager/includes/document.parser.class.inc.php(769) : eval()'d code 
  Line: 107 
 
Parser timing
  MySQL: 0.0037 s(8 Requests)
  PHP: 0.1488 s 
  Total: 0.1525 s 
Error while inserting event log into database.