Unhandled Exception: Bad state: Cannot add event after closing

[farismohammed]

Throwing an exception Unhandled Exception: Bad state: Cannot add event after closing, when closing dropdown before future completes,

[salim-lachdhaf]

Could you please past an example for the issue and describe the scenario to reproduce the problem

[farismohammed]

When the user opens the future filter dropdown and pops it immediately before the current future completes, The dropdown is popped out, but the future complete after the dropdown closed, that time this exception is thrown. like below...

Restarted application in 1,058ms.
[VERBOSE-2:ui_dart_state.cc(177)] Unhandled Exception: Bad state: Cannot add event after closing
#0 _StreamController.addError (dart:async/stream_controller.dart:633:24)
#1 _SelectDialogState.manageItemsByFilter
package:dropdown_search/src/selectDialog.dart:252

#2 _SelectDialogState.initState.
package:dropdown_search/src/selectDialog.dart:83
#3 new Future.delayed. (dart:async/future.dart:326:39)
#4 _rootRun (dart:async/zone.dart:1182:47)
#5 _CustomZone.run (dart:async/zone.dart:1093:19)
#6 _CustomZone.runGuarded (dart:async/zone.dart:997:7)
#7 _CustomZone.bindCallbackGuarded. (dart:async/zone.dart:1037:23)
#8 _rootRun (dart:async/zone.dart:1190:13)
#9 _CustomZone.run (dart:async/zone.dart:1093:19)
#10 _CustomZone.bindCallback. (dart:async/zone.dart:1021:23)
#11 Timer._createTimer. (dart:async-patch/timer_patch.dart<…>

[salim-lachdhaf]

which version are you using ?

[salim-lachdhaf]

check v 0.4.6, this should be fixed.