Fatal error: Uncaught Error: Class 'Magento\Backend\Block\Widget\Grid\Column\Renderer\AbstractRenderer' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-configurable-product/Block/Product/Configurable/AssociatedSelector/Renderer/Id.php:14 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-configurable-product/Block/Product/Configurable/AssociatedSelector/Renderer/Id.php on line 14