Fatal error: Uncaught Error: Class "Symfony\Component\HttpClient\Chunk\DataChunk" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\http-client\Chunk\ServerSentEvent.php:20 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\http-client\Chunk\ServerSentEvent.php on line 20