Fatal error: Uncaught Error: Interface 'Magento\Framework\TestFramework\Unit\Autoloader\GeneratorInterface' not found in /home/esecureh/public_html/magdemo/vendor/magento/framework/TestFramework/Unit/Autoloader/ExtensionAttributesInterfaceGenerator.php:18 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/framework/TestFramework/Unit/Autoloader/ExtensionAttributesInterfaceGenerator.php on line 18