Fatal error: Uncaught TypeError: Components\Hyperlink::__construct(): Argument #1 ($url) must be of type string, null given, called in /var/www/html/Components/HTML/ContentfulTemplates/LinksCard.php on line 40 and defined in /var/www/html/Components/Hyperlink.php:35 Stack trace: #0 /var/www/html/Components/HTML/ContentfulTemplates/LinksCard.php(40): Components\Hyperlink->__construct() #1 /var/www/html/Components/Pages/Learning/Learning/CourseNew.php(145): Components\HTML\ContentfulTemplates\LinksCard->__construct() #2 /var/www/html/Controllers/Learning/Learning.php(266): Components\Pages\Learning\Learning\CourseNew->setContentData() #3 /var/www/html/System/Controller/Controller.php(595): Controllers\Learning\Learning->courseNew() #4 /var/www/html/System/Controller/Controller.php(1189): System\Controller\Controller->__invoke() #5 /var/www/html/dispatcher.php(49): System\Controller\Controller::dispatch() #6 {main} thrown in /var/www/html/Components/Hyperlink.php on line 35