Warning: require_once(config.php): Failed to open stream: No such file or directory in /www/wwwroot/tool.hanel.pro/admin/dangky.php on line 3

Fatal error: Uncaught Error: Failed opening required 'config.php' (include_path='.:/www/server/php/82/lib/php') in /www/wwwroot/tool.hanel.pro/admin/dangky.php:3 Stack trace: #0 {main} thrown in /www/wwwroot/tool.hanel.pro/admin/dangky.php on line 3