Unhandled Exception: Null check operator used on a null value

[louniv]

Hi,
I am getting the below error while initializing the time zone in main method.

Error:
[ERROR:flutter/lib/ui/ui_dart_state.cc(209)] Unhandled Exception: Null check operator used on a null value
E/flutter (23742): #0 MethodChannel.binaryMessenger (package:flutter/src/services/platform_channel.dart:121:86)
E/flutter (23742): #1 MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:146:36)
E/flutter (23742): #2 MethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:329:12)
E/flutter (23742): #3 FlutterNativeTimezone.getLocalTimezone (package:flutter_native_timezone/flutter_native_timezone.dart:17:24)
E/flutter (23742): #4 configureLocalTimeZone (package:myapp/main.dart:48:60)
E/flutter (23742): #5 main (package:lotusfeet/main.dart:16:9)
E/flutter (23742): #6 _runMainZoned.. (dart:ui/hooks.dart:145:25)
E/flutter (23742): #7 _rootRun (dart:async/zone.dart:1428:13)
E/flutter (23742): #8 _CustomZone.run (dart:async/zone.dart:1328:19)
E/flutter (23742): #9 _runZoned (dart:async/zone.dart:1863:10)
E/flutter (23742): #10 runZonedGuarded (dart:async/zone.dart:1851:12)
E/flutter (23742): #11 _runMainZoned. (dart:ui/hooks.dart:141:5)
E/flutter (23742): #12 _delayEntrypointInvocation. (dart:isolate-patch/isolate_patch.dart:283:19)
E/flutter (23742): #13 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:184:12)

Please look into it.
Regards,
Shyam

[ublanke]

Same issue, for iOS and Android, FlutterNativeTimezone.getLocalTimezone() always returns Null...
(solved) I had called it too early in the app life cycle.