Fatal error: Uncaught Error: Interface 'Magento\Webapi\Controller\Rest\RequestProcessorInterface' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-webapi/Controller/Rest/SynchronousRequestProcessor.php:20 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-webapi/Controller/Rest/SynchronousRequestProcessor.php on line 20