Fatal error: Uncaught Error: Class "Illuminate\Database\Query\Processors\Processor" not found in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Query/Processors/SqlServerProcessor.php:9 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Query/Processors/SqlServerProcessor.php on line 9