Fatal error: Uncaught Error: Interface "Psr\SimpleCache\CacheInterface" not found in C:\xampp\htdocs\www\prohelp\vendor\kreait\firebase-tokens\src\Firebase\Auth\Token\Cache\InMemoryCache.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\www\prohelp\vendor\kreait\firebase-tokens\src\Firebase\Auth\Token\Cache\InMemoryCache.php on line 11