Request is sent via http://host/reception/1?token=<secret> ``` Unhandled exception: The null object does not have a method 'then'. NoSuchMethodError : method not found: 'then' Receiver: null Arguments: [Closure: (dynamic) => dynamic] #0 _rootHandleUncaughtError.<anonymous closure>.<anonymous closure> (dart:async/zone.dart:677) #1 _asyncRunCallback (dart:async/schedule_microtask.dart:18) #2 _asyncRunCallback (dart:async/schedule_microtask.dart:21) #3 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:119) ``` The behaviour is not present when not providing an auth-token