Fatal error: Uncaught Error: Class 'Omnipay\Stripe\Message\AbstractRequest' not found in /home/app/htdocs/ninja/vendor/omnipay/stripe/src/Message/CreateInvoiceItemRequest.php:17 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/omnipay/stripe/src/Message/CreateInvoiceItemRequest.php on line 17