AVD is good！ MI9 phone have problem！

[8108905]

Launching lib\main.dart on MI 9 in debug mode...
Running Gradle task 'assembleDebug'...
√ Built build\app\outputs\flutter-apk\app-debug.apk.
Installing build\app\outputs\flutter-apk\app.apk...
Waiting for MI 9 to report its views...
Debug service listening on ws://127.0.0.1:63904/-Bn0ctb66Yc=/ws
Syncing files to device MI 9...
I/flutter (19902): upgrader: build UpgradeAlert
I/flutter (19902): upgrader: package info packageName: com.example.flutter_appd
I/flutter (19902): upgrader: package info version: 1.0.0
I/flutter (19902): upgrader: appcast is available for this platform
I/le.flutter_app(19902): ProcessProfilingInfo new_methods=493 is saved saved_to_disk=1 resolve_classes_delay=8000
I/flutter (19902): upgrader: appcast item count: 4
I/flutter (19902): upgrader: appcast best item version: 5.0
I/flutter (19902): upgrader: blocked: true
I/flutter (19902): upgrader: debugDisplayAlways: false
I/flutter (19902): upgrader: debugDisplayOnce: false
I/flutter (19902): upgrader: hasAlerted: false
I/flutter (19902): upgrader: appStoreVersion: 5.0
I/flutter (19902): upgrader: installedVersion: 1.0.0
I/flutter (19902): upgrader: minAppVersion: 1.1.0
I/flutter (19902): upgrader: isUpdateAvailable: true
I/flutter (19902): upgrader: shouldDisplayUpgrade: true
E/flutter (19902): [ERROR:flutter/lib/ui/ui_dart_state.cc(177)] Unhandled Exception: NoSuchMethodError: The method 'replaceAll' was called on null.
E/flutter (19902): Receiver: null
E/flutter (19902): Tried calling: replaceAll("{{appName}}", "flutter_appd")
E/flutter (19902): #0 Object.noSuchMethod (dart:core-patch/object_patch.dart:51:5)
E/flutter (19902): #1 Upgrader.message (package:upgrader/src/upgrader.dart:258:15)
E/flutter (19902): #2 Upgrader.checkVersion. (package:upgrader/src/upgrader.dart:278:24)
E/flutter (19902): #3 new Future.delayed. (dart:async/future.dart:326:39)
E/flutter (19902): #4 _rootRun (dart:async/zone.dart:1182:47)
E/flutter (19902): #5 _CustomZone.run (dart:async/zone.dart:1093:19)
E/flutter (19902): #6 _CustomZone.runGuarded (dart:async/zone.dart:997:7)
E/flutter (19902): #7 _CustomZone.bindCallbackGuarded. (dart:async/zone.dart:1037:23)
E/flutter (19902): #8 _rootRun (dart:async/zone.dart:1190:13)
E/flutter (19902): #9 _CustomZone.run (dart:async/zone.dart:1093:19)
E/flutter (19902): #10 _CustomZone.bindCallback. (dart:async/zone.dart:1021:23)
E/flutter (19902): #11 Timer._createTimer. (dart:async-patch/timer_patch.dart:18:15)
E/flutter (19902): #12 _Timer._runTimers (dart:isolate-patch/timer_impl.dart:397:19)
E/flutter (19902): #13 _Timer._handleMessage (dart:isolate-patch/timer_impl.dart:428:5)
E/flutter (19902): #14 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:168:12)
E/flutter (19902):

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AVD is good！ MI9 phone have problem！

[8108905]

import 'package:flutter/material.dart';
import 'package:upgrader/upgrader.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
MyApp({
Key key,
}) : super(key: key);

@OverRide
Widget build(BuildContext context) {
// Only call clearSavedSettings() during testing to reset internal values.
Upgrader().clearSavedSettings();

// On Android, setup the Appcast.
// On iOS, the default behavior will be to use the App Store version of
// the app, so update the Bundle Identifier in example/ios/Runner with a
// valid identifier already in the App Store.
final appcastURL =
    'https://raw.githubusercontent.com/larryaasen/upgrader/master/test/testappcast.xml';
final cfg = AppcastConfiguration(url: appcastURL, supportedOS: ['android']);

return MaterialApp(
  title: 'Upgrader Example',
  home: Scaffold(
      appBar: AppBar(
        title: Text('Upgrader Example'),
      ),
      body: UpgradeAlert(
        appcastConfig: cfg,
        debugLogging: true,
        child: Center(child: Text('Checking...')),
      )),
);

}
}

[8108905]

I use Android emulator is good;
when i 'flutter build apk' install my Android phone , display show 'Checking..' ,;

I don't know why ,

[8108905]

Flutter 1.22.5 • channel stable • https://github.com/flutter/flutter.git
Framework • revision 7891006299 (4 weeks ago) • 2020-12-10 11:54:40 -0800
Engine • revision ae90085a84
Tools • Dart 2.10.4

[larryaasen]

This may be related to the problem mentioned in #81. Please take a look at my comments there.

[larryaasen]

I just published version 2.8.2 with a fix for this problem. It now defaults to 'en' (English) when it detects an unknown language code.

[8108905]

Thank you!