Fatal error: Uncaught Error: Class "think\exception\InvalidArgumentException" not found in C:\xampp\htdocs\RegnowSite\vendor\topthink\framework\src\think\exception\InvalidCacheException.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\RegnowSite\vendor\topthink\framework\src\think\exception\InvalidCacheException.php on line 17