Fatal error: Uncaught Error: Class 'Omnipay\Common\Message\AbstractResponse' not found in /home/app/htdocs/lidia/vendor/omnipay/securepay/src/Message/DirectPostCompletePurchaseResponse.php:10 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/omnipay/securepay/src/Message/DirectPostCompletePurchaseResponse.php on line 10