Fatal error: Uncaught Error: Class "Shetabit\Multipay\Payment" not found in /home/heles/public_html/packages/shetabit/multipay/tests/Mocks/MockPaymentManager.php:7 Stack trace: #0 {main} thrown in /home/heles/public_html/packages/shetabit/multipay/tests/Mocks/MockPaymentManager.php on line 7