Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\CacheClearer\CacheClearerInterface" not found in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\symfony\http-kernel\CacheClearer\ChainCacheClearer.php:21 Stack trace: #0 {main} thrown in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\symfony\http-kernel\CacheClearer\ChainCacheClearer.php on line 21