Fatal error: Uncaught TypeError: Argument 1 passed to Magento\ConfigurableProduct\Model\Product\ReadHandler::__construct() must be an instance of Magento\ConfigurableProduct\Helper\Product\Options\Loader, instance of Dot\Configloader\Helper\Product\Options\Loader given, called in /home/sparkles/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php on line 93 and defined in /home/sparkles/public_html/vendor/magento/module-configurable-product/Model/Product/ReadHandler.php:28 Stack trace: #0 /home/sparkles/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(93): Magento\ConfigurableProduct\Model\Product\ReadHandler->__construct(Object(Dot\Configloader\Helper\Product\Options\Loader)) #1 /home/sparkles/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(89): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Magento\\Configu...', Array) #2 /home/sparkles/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(71): in /home/sparkles/public_html/vendor/magento/module-configurable-product/Model/Product/ReadHandler.php on line 28