Describe the bug
[VERBOSE-2:ui_dart_state.cc(198)] Unhandled Exception: LateInitializationError: Field '_channel@892294394' has not been initialized.
#0 _QRViewState._channel (package:qr_code_scanner/src/qr_code_scanner.dart)
#1 _QRViewState.updateDimensions (package:qr_code_scanner/src/qr_code_scanner.dart:91:57)
#2 LifecycleEventHandler.didChangeAppLifecycleState (package:qr_code_scanner/src/lifecycle_event_handler.dart:15:29)
#3 WidgetsBinding.handleAppLifecycleStateChanged (package:flutter/src/widgets/binding.dart:703:16)
#4 ServicesBinding._handleLifecycleMessage (package:flutter/src/services/binding.dart:250:5)
#5 BasicMessageChannel.setMessageHandler. (package:flutter/src/services/platform_channel.dart:77:49)
#6 BasicMessageChannel.setMessageHandler. (package:flutter/src/services/platform_channel.dart:76:47)
#7 _DefaultBinaryMessenger.setMessageHandler. (package:flutter/src/services/binding.dart:380:35)
#8 _DefaultBinaryMessenger.setMessageHandler. (package:flutter/src/services/binding.dart:377:46)
#9 _invoke2. (dart:ui/hooks.dart:190:15)
#10 _rootRun (dart:async/zone.dart:1426:13)
#11 _CustomZone.run (dart:async/zone.dart:1328:19)
#12 _CustomZone.runGuarded (dart:async/zone.dart:1236:7)
#13 _invoke2 (dart:ui/hooks.dart:189:10)
#14 _ChannelCallbackRecord.invoke (dart:ui/channel_buffers.dart:42:5)
#15 _Channel.push (dart:ui/channel_buffers.dart:132:31)
#16 ChannelBuffers.push (dart:ui/channel_buffers.dart:329:17)
#17 PlatformDispatcher._dispatchPlatformMessage (dart:ui/platform_dispatcher.dart:589:22)
#18 _dispatchPlatformMessage (dart:ui/hooks.dart:89:31)

Flutter information
[✓] Flutter (Channel stable, 3.0.5, on macOS 12.5 21G72 darwin-arm, locale
en-VN)
• Flutter version 3.0.5 at /Users/dolphinmobileno1/Documents/flutter3
• Upstream repository https://github.com/flutter/flutter.git
• Framework revision f1875d570e (3 weeks ago), 2022-07-13 11:24:16 -0700
• Engine revision e85ea0e79c
• Dart version 2.17.6
• DevTools version 2.12.2

Device (please complete the following information):

• Device: iPhoneXS
• OS: 15.5

Additional context
Show scan QRCode