Fatal error: Uncaught Error: Class "Wechat\Lib\Common" not found in C:\AppServ\www\greenhess-storage\vendor\zoujingli\wechat-php-sdk\Wechat\WechatCustom.php:20 Stack trace: #0 {main} thrown in C:\AppServ\www\greenhess-storage\vendor\zoujingli\wechat-php-sdk\Wechat\WechatCustom.php on line 20