Fatal error: Uncaught TypeError: Argument 1 passed to BestItYoutube\Subscriber\DetailSubscriber::getMainDetailsIdByArticleId() must be of the type integer, null given, called in /var/www/www.halfar.com/httpdocs/releases/20200122100033/custom/project/BestItYoutube/Subscriber/DetailSubscriber.php on line 102 and defined in /var/www/www.halfar.com/httpdocs/releases/20200122100033/custom/project/BestItYoutube/Subscriber/DetailSubscriber.php:139 Stack trace: #0 /var/www/www.halfar.com/httpdocs/releases/20200122100033/custom/project/BestItYoutube/Subscriber/DetailSubscriber.php(102): BestItYoutube\Subscriber\DetailSubscriber->getMainDetailsIdByArticleId(NULL) #1 /var/www/www.halfar.com/httpdocs/releases/20200122100033/vendor/shopware/shopware/engine/Library/Enlight/Event/Handler/Default.php(91): BestItYoutube\Subscriber\DetailSubscriber->addYoutubeIds(Object(Enlight_Controller_ActionEventArgs)) #2 /var/www/www.halfar.com/httpdocs/releases/20200122100033/vendor/shopware/shopware/engine/Library/Enlight/Event/EventManager.php(220) in /var/www/www.halfar.com/httpdocs/releases/20200122100033/custom/project/BestItYoutube/Subscriber/DetailSubscriber.php on line 139