Fatal error: Uncaught Error: Interface "Aws\Signature\SignatureInterface" not found in /home/tzuovhm/tzuovhm/lib/private/Files/ObjectStore/S3Signature.php:18 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/lib/private/Files/ObjectStore/S3Signature.php on line 18