Fatal error: Uncaught ReflectionException: Class Psr\SimpleCache\CacheInterface does not exist in D:\xampp\htdocs\easywechat\vendor\symfony\cache\Psr16Cache.php:22 Stack trace: #0 D:\xampp\htdocs\easywechat\vendor\symfony\cache\Psr16Cache.php(22): ReflectionMethod->__construct('Psr\\SimpleCache...', 'get') #1 {main} thrown in D:\xampp\htdocs\easywechat\vendor\symfony\cache\Psr16Cache.php on line 22