Fatal error: Uncaught Error: Class 'Aws\Api\Parser\AbstractParser' not found in /var/www/html/bwave/vendor/aws/aws-sdk-php/src/Api/Parser/Crc32ValidatingParser.php:12 Stack trace: #0 {main} thrown in /var/www/html/bwave/vendor/aws/aws-sdk-php/src/Api/Parser/Crc32ValidatingParser.php on line 12