[21-Aug-2020 02:28:38 UTC] PHP Fatal error:  Class 'Aws\Api\Serializer\QueryParamBuilder' not found in /home/spring17/public_html/xiaomigrate/vendor/aws/aws-sdk-php/src/Api/Serializer/Ec2ParamBuilder.php on line 10
[25-Aug-2020 17:43:41 UTC] PHP Fatal error:  Class 'Aws\Api\Serializer\RestSerializer' not found in /home/spring17/public_html/xiaomigrate/vendor/aws/aws-sdk-php/src/Api/Serializer/RestXmlSerializer.php on line 10
[31-Aug-2020 22:08:25 UTC] PHP Fatal error:  Class 'Aws\Api\Serializer\RestSerializer' not found in /home/spring17/public_html/xiaomigrate/vendor/aws/aws-sdk-php/src/Api/Serializer/RestJsonSerializer.php on line 11
