Fatal error: Uncaught Error: Class "Google\Cloud\Core\Upload\ResumableUploader" not found in /home/tyasart/public_html/vendor/google/cloud-core/src/Upload/SignedUrlUploader.php:28 Stack trace: #0 {main} thrown in /home/tyasart/public_html/vendor/google/cloud-core/src/Upload/SignedUrlUploader.php on line 28