Fatal error: Uncaught Error: Class "Omnipay\AuthorizeNetApi\AbstractGateway" not found in /home/islogi/public_html/mail.islogi.com/ex/academe/omnipay-authorizenetapi/src/HostedPageGateway.php:19 Stack trace: #0 {main} thrown in /home/islogi/public_html/mail.islogi.com/ex/academe/omnipay-authorizenetapi/src/HostedPageGateway.php on line 19