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jamiewest / signalr_core

ASP.NET Core SignalR Dart Client
https://pub.dev/packages/signalr_core
MIT License
90 stars 58 forks source link

Unhandled Exception: Null check operator used on a null value #71

Closed anisalibegic closed 2 years ago

anisalibegic commented 2 years ago 
[ERROR:flutter/lib/ui/ui_dart_state.cc(209)] Unhandled Exception: Null check operator used on a null value
#0      JsonHubProtocol.parseMessages (package:signalr_core/src/json_hub_protocol.dart:78:32)
#1      HubConnection._processIncomingData (package:signalr_core/src/hub_connection.dart:689:34)
#2      ServerSentEventsTransport.connect.<anonymous closure> (package:signalr_core/src/transports/server_sent_events_transport.dart:80:17)
#3      _rootRunUnary (dart:async/zone.dart:1436:47)
#4      _CustomZone.runUnary (dart:async/zone.dart:1335:19)
#5      _CustomZone.runUnaryGuarded (dart:async/zone.dart:1244:7)
#6      _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:341:11)
#7      _DelayedData.perform (dart:async/stream_impl.dart:591:14)
#8      _StreamImplEvents.handleNext (dart:async/stream_impl.dart:706:11)
#9      _PendingEvents.schedule.<anonymous closure> (dart:async/stream_impl.dart:663:7)
#10     _rootRun (dart:async/zone.dart:1420:47)
#11     _CustomZone.run (dart:async/zone.dart:1328:19)
#12     _CustomZone.runGuarded (dart:async/zone.dart:1236:7)
#13     _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:1276:23)
#14     _rootRun (dart:async/zone.dart:1428:13)
#15     _CustomZone.run (dart:async/zone.dart:1328:19)
#16     _CustomZone.runGuarded (dart:async/zone.dart:1236:7)
#17     _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:1276:23)
#18     _microtaskLoop (dart:async/schedule_microtask.dart:40:21)
#19     _startMicrotaskLoop (dart:async/schedule_microtask.dart:49:5)