Fatal error: Uncaught Error: Class "SebastianBergmann\Diff\InvalidArgumentException" not found in /var/www/live/demo8.thesynergate.com/sms_api_v2/vendor/sebastian/diff/src/Exception/ConfigurationException.php:17 Stack trace: #0 {main} thrown in /var/www/live/demo8.thesynergate.com/sms_api_v2/vendor/sebastian/diff/src/Exception/ConfigurationException.php on line 17