Fatal error: Uncaught Error: Class "Aws\AwsClient" not found in /var/www/html/aws/Aws/CognitoIdentityProvider/CognitoIdentityProviderClient.php:216 Stack trace: #0 {main} thrown in /var/www/html/aws/Aws/CognitoIdentityProvider/CognitoIdentityProviderClient.php on line 216