Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\CacheClearer\CacheClearerInterface" not found in C:\Apache24\htdocs\cms_upgrade\vendor\symfony\http-kernel\CacheClearer\Psr6CacheClearer.php:17 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\symfony\http-kernel\CacheClearer\Psr6CacheClearer.php on line 17