Fatal error: Uncaught TypeError: Service\YesPlanApiClient::getEvents(): Return value must be of type array, null returned in /var/www/html/src/Service/YesPlanApiClient.php:66 Stack trace: #0 /var/www/html/src/Controller/BaseController.php(46): Service\YesPlanApiClient->getEvents(Object(DateTimeImmutable), 'Computerruimte', Object(DateTimeImmutable)) #1 /var/www/html/src/Controller/AvailableController.php(87): Controller\BaseController->getEvents(Object(DateTimeImmutable), 'Computerruimte', Object(DateTimeImmutable)) #2 /var/www/html/src/Controller/AvailableController.php(53): Controller\AvailableController->getAvailableEvents(Object(DateTimeImmutable), Object(DateTimeImmutable), 'Computerruimte') #3 /var/www/html/public/index.php(44): Controller\AvailableController->index() #4 {main} thrown in /var/www/html/src/Service/YesPlanApiClient.php on line 66