Fatal error: Uncaught Error: Class 'Omnipay\Common\AbstractGateway' not found in /home/app/htdocs/lidia/vendor/digitickets/omnipay-realex/src/Omnipay/Realex/RemoteGateway.php:15 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/digitickets/omnipay-realex/src/Omnipay/Realex/RemoteGateway.php on line 15