Fatal error: Uncaught Error: Call to undefined method Magento\Catalog\Api\Data\ProductExtension::getProductScheduleStartDate() in /var/www/vhosts/prokituk.com/httpdocs/app/code/Scommerce/ProductScheduler/Plugin/ProductScheduler.php:32 Stack trace: #0 /var/www/vhosts/prokituk.com/httpdocs/app/code/Scommerce/ProductScheduler/Plugin/ProductScheduler.php(59): Scommerce\ProductScheduler\Plugin\ProductScheduler->addSchedulingAttributes(Object(Magento\Catalog\Model\Product\Interceptor)) #1 /var/www/vhosts/prokituk.com/httpdocs/vendor/magento/framework/Interception/Interceptor.php(146): Scommerce\ProductScheduler\Plugin\ProductScheduler->afterGetById(Object(Magento\Catalog\Model\ProductRepository\Interceptor), Object(Magento\Catalog\Model\Product\Interceptor), '401621', false, '1') #2 /var/www/vhosts/prokituk.com/httpdocs/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Catalog\Model\ProductRepository\Interceptor->Magento\Framework\Interception\{closure}('401621', false, '1') #3 /var/www/vhosts/prokituk.com/htt in /var/www/vhosts/prokituk.com/httpdocs/app/code/Scommerce/ProductScheduler/Plugin/ProductScheduler.php on line 32