Fatal error: Uncaught Error: Class 'Stripe\SingletonApiResource' not found in C:\Landaweb\webs\landaweb\backend\vendor\stripe\stripe-php\lib\Balance.php:28 Stack trace: #0 {main} thrown in C:\Landaweb\webs\landaweb\backend\vendor\stripe\stripe-php\lib\Balance.php on line 28