尽管一切正常,但我在日志中收到此消息
W/Parcel: Expecting binder but got null!
有人遇到过这样的问题吗?如何解决?
重现步骤:
- 只需创建一个新的 Flutter 项目并在模拟器/仿真器上运行它
- 查看日志,您将收到此消息:“期望活页夹但为空”
预期行为:
- 不应该有这样的错误信息
跑步日志
Launching lib/main.dart on sdk gphone64 x86 64 in debug mode...
Running Gradle task 'assembleDebug'...
✓ Built build/app/outputs/flutter-apk/app-debug.apk.
Installing build/app/outputs/flutter-apk/app-debug.apk...
Debug service listening on ws://127.0.0.1:62931/5G0AlEiF5bQ=/ws
Syncing files to device sdk gphone64 x86 64...
I/.flutter_issues(17884): Compiler allocated 4533KB to compile void android.view.ViewRootImpl.performTraversals()
E/SurfaceSyncer(17884): Failed to find sync for id=0
W/Parcel (17884): Expecting binder but got null!
尝试在以下行中添加main()
功能
WidgetsFlutterBinding.ensureInitialized();
如果这不起作用,请检查您传递给的值initialBinding:
in the MaterialApp()
不为空。
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