France Ménage :

Notice (8): Undefined index:  RegionSlug [APP/controllers/cities_controller.php, line 20]Code            // We get the two different slugs from the params array.
            
            $regionSlug = $this->params['RegionSlug'];
CitiesController::index() - APP/controllers/cities_controller.php, line 20
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 204
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 171
[main] - APP/webroot/index.php, line 83

Notice (8): Undefined index:  DepartementSlug [APP/controllers/cities_controller.php, line 21]Code | Context            
            $regionSlug = $this->params['RegionSlug'];
            $departementSlug = $this->params['DepartementSlug'];
$regionSlug	=	null
CitiesController::index() - APP/controllers/cities_controller.php, line 21
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 204
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 171
[main] - APP/webroot/index.php, line 83