A PHP error was encountered

Message:

Uncaught Error: Call to undefined method Authentication_Facebook::authorize() in /var/www/sites/africatoplove.fr/public_html/application/controllers/users/connect.php:42
Stack trace:
#0 /var/www/sites/africatoplove.fr/public_html/system/core/codebreeder/codebreeder.php(187): Users_Connect_Controller->authorize()
#1 /var/www/sites/africatoplove.fr/public_html/system/core/codebreeder/codebreeder.php(82): CodeBreeder_Core::execute()
#2 /var/www/sites/africatoplove.fr/public_html/index.php(116): CodeBreeder_Core::initialize()
#3 {main}
  thrown

Location:

/var/www/sites/africatoplove.fr/public_html/application/controllers/users/connect.php on line 42