Fatal error: Uncaught Error: Class "Aws\Multipart\AbstractUploader" not found in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/aws/aws-sdk-php/src/S3/MultipartUploader.php:15
Stack trace:
#0 {main}
  thrown in /usr/home/zxcv/domains/vtm-lv.null.yt/public_html/bookstack/vendor/aws/aws-sdk-php/src/S3/MultipartUploader.php on line 15