Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface" not found in I:\www\picman\vendor\symfony\security-bundle\CacheWarmer\ExpressionCacheWarmer.php:21 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\security-bundle\CacheWarmer\ExpressionCacheWarmer.php on line 21