Android 带有Firebase身份验证的Flatter web开发人员:缺少PluginException

Android 带有Firebase身份验证的Flatter web开发人员:缺少PluginException,android,ios,firebase,flutter,web,Android,Ios,Firebase,Flutter,Web,我正在用firebase auth开发一个颤振网站。 我遵循了firebase.com上的文档,当我运行该项目时,我得到一个错误: Overflow on channel: plugins.flutter.io/firebase_auth. Messages on this channel are being discarded in FIFO fashion. The engine may not be running or you need to adjust the buffer si

我正在用firebase auth开发一个颤振网站。 我遵循了firebase.com上的文档,当我运行该项目时,我得到一个错误:

Overflow on channel: plugins.flutter.io/firebase_auth.  Messages on this channel are being discarded in FIFO fashion.  The engine may not be running or you need to adjust the buffer size if of the channel.
theres an error
MissingPluginException(No implementation found for method signInAnonymously on channel plugins.flutter.io/firebase_auth)
这是弗利特医生:

Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel beta, 1.20.0-7.3.pre, on Microsoft Windows [Version 10.0.18363.959], locale en-US)
[√] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
[√] Chrome - develop for the web
[√] Android Studio (version 3.6)
[√] VS Code, 64-bit edition (version 1.47.3)
[√] Connected device (3 available)
• No issues found!
我在pubspec.yaml中添加了相关的依赖项,并在index.html文件中添加了相关的脚本,但仍然出现此错误

#firebase dependencies
firebase_core: ^0.4.0+9
firebase_auth: ^0.14.0+5
cloud_firestore: ^0.12.9+5

我将lib文件夹复制到一个新的flatter项目中,它解决了这个问题。
谢谢你的帮助

我将lib文件夹复制到一个新的flatter项目中,它解决了这个问题。
谢谢你的帮助

你的pubspec看起来像什么?请共享
pubspec.yaml
file'version:1.0.0+1环境:sdk:“>=2.7.0你的pubspec看起来像什么?请共享
pubspec.yaml
file'version:1.0.0+1环境:sdk:”>=2.7.0