Fatal error: Uncaught Error: Class 'jamesiarmes\PhpEws\Response' not found in /var/www/html/lib/php-ews/src/Response/GetUserAvailabilityResponseType.php:16 Stack trace: #0 {main} thrown in /var/www/html/lib/php-ews/src/Response/GetUserAvailabilityResponseType.php on line 16