Fatal error: Uncaught Error: Call to a member function isWatched() on null in /var/www/wwf/veiling/module/Listings/src/Listings/Controller/Listing.php:439 Stack trace: #0 /var/www/wwf/veiling/library/Cube/Controller/Dispatcher.php(85): Listings\Controller\Listing->Watch() #1 /var/www/wwf/veiling/library/Cube/Controller/Front.php(401): Cube\Controller\Dispatcher->dispatch() #2 /var/www/wwf/veiling/library/Cube/Application/Bootstrap.php(233): Cube\Controller\Front->dispatch() #3 /var/www/wwf/veiling/library/Cube/Application.php(254): Cube\Application\Bootstrap->run() #4 /var/www/wwf/veiling/index.php(20): Cube\Application->run() #5 {main} thrown in /var/www/wwf/veiling/module/Listings/src/Listings/Controller/Listing.php on line 439