Fatal error: Uncaught Error: Class "Magento\Paypal\Block\Adminhtml\System\Config\Field\Hidden" not found in /var/www/magento/html/generated/code/Magento/Paypal/Block/Adminhtml/System/Config/Field/Hidden/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Magento/Paypal/Block/Adminhtml/System/Config/Field/Hidden/Interceptor.php on line 7