Fatal error: Uncaught Error: Class "GuzzleHttp\RequestOptions" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\spatie\laravel-sitemap\config\sitemap.php:19 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\spatie\laravel-sitemap\config\sitemap.php on line 19