Deprecated: Carbon\Exceptions\UnknownUnitException::__construct(): Implicitly marking parameter $previous as nullable is deprecated, the explicit nullable type must be used instead in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\nesbot\carbon\src\Carbon\Exceptions\UnknownUnitException.php on line 32

Fatal error: Uncaught Error: Class "Carbon\Exceptions\UnitException" not found in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\nesbot\carbon\src\Carbon\Exceptions\UnknownUnitException.php:16 Stack trace: #0 {main} thrown in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\nesbot\carbon\src\Carbon\Exceptions\UnknownUnitException.php on line 16