Fatal error: Uncaught Error: Class 'Pricebusters\Customization\Helper\Data' not found in /var/www/html/lib/internal/Magento/Framework/ObjectManager/Factory/AbstractFactory.php:121 Stack trace: #0 /var/www/html/lib/internal/Magento/Framework/ObjectManager/Factory/Compiled.php(108): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Pricebusters\\Cu...', Array) #1 /var/www/html/lib/internal/Magento/Framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Pricebusters\\Cu...') #2 /var/www/html/lib/internal/Magento/Framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Pricebusters\\Cu...') #3 /var/www/html/lib/internal/Magento/Framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Compiled->create('Pricebusters\\Cu...') #4 /var/www/html/lib/internal/Magento/Framework/Event/ObserverFactory.php(33): Magento\Framework\ObjectManager\ObjectManager->get('Pricebusters\\Cu...') #5 in /var/www/html/lib/internal/Magento/Framework/ObjectManager/Factory/AbstractFactory.php on line 121