Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\CacheClearer\CacheClearerInterface" not found in I:\www\frameworks\Laravel\vendor\symfony\http-kernel\CacheClearer\ChainCacheClearer.php:21 Stack trace: #0 {main} thrown in I:\www\frameworks\Laravel\vendor\symfony\http-kernel\CacheClearer\ChainCacheClearer.php on line 21