Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/deafxky6/deafswipe.com/application/libraries/storages/amazon/Aws/Glacier/GlacierUploadListener.php:28 Stack trace: #0 {main} thrown in /home/deafxky6/deafswipe.com/application/libraries/storages/amazon/Aws/Glacier/GlacierUploadListener.php on line 28