Fatal error: Uncaught Error: Class 'Aws\Common\Model\MultipartUpload\AbstractUploadPart' not found in /home/latronic/clients/vendor/aws/aws-sdk-php/src/Aws/S3/Model/MultipartUpload/UploadPart.php:24 Stack trace: #0 {main} thrown in /home/latronic/clients/vendor/aws/aws-sdk-php/src/Aws/S3/Model/MultipartUpload/UploadPart.php on line 24