Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /opt/lampp/htdocs/forum/flarum/vendor/nesbot/carbon/src/Carbon/Laravel/ServiceProvider.php:25 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/nesbot/carbon/src/Carbon/Laravel/ServiceProvider.php on line 25