Deprecated: Symfony\Contracts\EventDispatcher\EventDispatcherInterface::dispatch(): Implicitly marking parameter $eventName as nullable is deprecated, the explicit nullable type must be used instead in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\event-dispatcher-contracts\EventDispatcherInterface.php on line 32

Fatal error: Uncaught Error: Interface "Psr\EventDispatcher\EventDispatcherInterface" not found in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\event-dispatcher-contracts\EventDispatcherInterface.php:19 Stack trace: #0 {main} thrown in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\event-dispatcher-contracts\EventDispatcherInterface.php on line 19