Fatal error: Uncaught Error: Class 'Stripe\SingletonApiResource' not found in /home/rrcwnqvo/public_html/vendor/stripe/stripe-php/lib/Billing/CreditBalanceSummary.php:16 Stack trace: #0 {main} thrown in /home/rrcwnqvo/public_html/vendor/stripe/stripe-php/lib/Billing/CreditBalanceSummary.php on line 16