Fatal error: Uncaught Error: Interface "Aws\Signature\SignatureInterface" not found in /home/bwjzwsaz/public_html/alumni.aaa.org.pk/vendor/aws/aws-sdk-php/src/Signature/AnonymousSignature.php:10 Stack trace: #0 {main} thrown in /home/bwjzwsaz/public_html/alumni.aaa.org.pk/vendor/aws/aws-sdk-php/src/Signature/AnonymousSignature.php on line 10