Fatal error: Uncaught Error: Class 'Aws\Sns\SnsClient' not found in /var/www/html/common/aws_init.php:21 Stack trace: #0 /var/www/html/common/general.php(53): require_once() #1 /var/www/html/travstack/controller.php(11): require_once('/var/www/html/c...') #2 {main} thrown in /var/www/html/common/aws_init.php on line 21