Fatal error: Uncaught Error: Interface "Billow\Contracts\PaymentProcessor" not found in /home/sourceex/public_html/pm/vendor/billowapp/payfast/src/Payfast.php:9
Stack trace:
#0 {main}
thrown in /home/sourceex/public_html/pm/vendor/billowapp/payfast/src/Payfast.php on line 9