Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/bookshelter/public_html/vendor/maatwebsite/laravel-sidebar/src/SidebarServiceProvider.php:10 Stack trace: #0 {main} thrown in /home/bookshelter/public_html/vendor/maatwebsite/laravel-sidebar/src/SidebarServiceProvider.php on line 10