Fatal error: Uncaught Error: Class 'Omnipay\Common\Message\AbstractResponse' not found in /home/app/htdocs/ninja/vendor/alfaproject/omnipay-skrill/src/Omnipay/Skrill/Message/StatusCallback.php:21 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/alfaproject/omnipay-skrill/src/Omnipay/Skrill/Message/StatusCallback.php on line 21