Fatal error: Uncaught Error: Class "Aws\Crypto\MaterialsProvider" not found in /home/tzuovhm/tzuovhm/nextcloud/3rdparty/aws/aws-sdk-php/src/Crypto/KmsMaterialsProvider.php:16 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/nextcloud/3rdparty/aws/aws-sdk-php/src/Crypto/KmsMaterialsProvider.php on line 16