Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\DataCollector\DataCollectorInterface" not found in D:\Apache24\www\hl_eis-new\vendor\symfony\http-kernel\DataCollector\DataCollector.php:28 Stack trace: #0 {main} thrown in D:\Apache24\www\hl_eis-new\vendor\symfony\http-kernel\DataCollector\DataCollector.php on line 28