Fatal error: Uncaught Error: Class 'Overtrue\Socialite\Providers\AbstractProvider' not found in C:\xampp\htdocs\hou\vendor\overtrue\socialite\src\Providers\WeiboProvider.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hou\vendor\overtrue\socialite\src\Providers\WeiboProvider.php on line 23