Fatal error: Uncaught Error: Class "Slim\Middleware" not found in /home/bimmertest/BookStack/vendor/itsgoingd/clockwork/Clockwork/Support/Slim/Old/ClockworkMiddleware.php:12
Stack trace:
#0 {main}
thrown in /home/bimmertest/BookStack/vendor/itsgoingd/clockwork/Clockwork/Support/Slim/Old/ClockworkMiddleware.php on line 12