Fatal error: Uncaught Error: Class "Symfony\Component\EventDispatcher\Tests\EventDispatcherTest" not found in C:\xampp\htdocs\hoteline\vendor\symfony\event-dispatcher\Tests\ChildEventDispatcherTest.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hoteline\vendor\symfony\event-dispatcher\Tests\ChildEventDispatcherTest.php on line 16