Fatal error: Uncaught Error: Interface "Swift_Events_SendListener" not found in /home/bimmertest/BookStack/vendor/itsgoingd/clockwork/Clockwork/Support/Swift/SwiftPluginClockworkTimeline.php:9 Stack trace: #0 {main} thrown in /home/bimmertest/BookStack/vendor/itsgoingd/clockwork/Clockwork/Support/Swift/SwiftPluginClockworkTimeline.php on line 9