Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Support\Responsable" not found in /home/blogcu/public_html/vendor/spatie/laravel-sitemap/src/Sitemap.php:13 Stack trace: #0 {main} thrown in /home/blogcu/public_html/vendor/spatie/laravel-sitemap/src/Sitemap.php on line 13