Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Support\Responsable" not found in /opt/lampp/htdocs/myhospitalnow/mhn-core-ms/vendor/spatie/laravel-sitemap/src/SitemapIndex.php:12 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-core-ms/vendor/spatie/laravel-sitemap/src/SitemapIndex.php on line 12