Fatal error: Uncaught Error: Class "OCP\AppFramework\Middleware" not found in /home/tzuovhm/tzuovhm/apps_/spreed/lib/Middleware/InjectionMiddleware.php:61 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/spreed/lib/Middleware/InjectionMiddleware.php on line 61