after i finish the quiz i get this

warning: Invalid argument supplied for foreach() in /home/eduabu1/public_html/d6/sites/all/modules/cck/content.module on line 1244.
warning: Invalid argument supplied for foreach() in /home/eduabu1/public_html/d6/sites/all/modules/cck/content.module on line 1284.
warning: Invalid argument supplied for foreach() in /home/eduabu1/public_html/d6/sites/all/modules/cck/content.module on line 1284.
warning: Invalid argument supplied for foreach() in /home/eduabu1/public_html/d6/sites/all/modules/cck/includes/content.token.inc on line 39.