Fatal error: Uncaught Error: Interface 'Concrete\Core\Http\Middleware\MiddlewareInterface' not found in /srv/www/c5www/html/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ThumbnailMiddleware.php:32 Stack trace: #0 {main} thrown in /srv/www/c5www/html/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ThumbnailMiddleware.php on line 32