Fatal error: Uncaught Error: Class 'Carbon\CarbonPeriod' not found in D:\xampp\htdocs\vendor\nesbot\carbon\src\Carbon\CarbonPeriodImmutable.php:14 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vendor\nesbot\carbon\src\Carbon\CarbonPeriodImmutable.php on line 14