当我试图从当前版本(Flutter 1.20.1·通道稳定)切换到旧版本(1.17.4)时,我得到了以下错误。> flutterdowngrade
There is no previously recorded version for channel "stable".Channel "beta" was previously on: 1.17.0-dev.3.1 建议使用flutterdowngrade</em
在升级到最新的稳定版本1.20.4之后,我遇到了这个问题。早些时候,我使用Flutter 1.12.13+hotfix.5,调试/运行速度足够好。还有没有其他人也面临这个问题?我使用的是Windows 10计算机。运行flutter doctor -v会产生以下输出 • Flutter version 1.20.4 at D:\flutter
[flutter-web-preview] pub global run stagehand flutter-web-previewexit code 65
[flutter-web-preview] pub global run stagehand flutter-web-previewstagehand 3.3.2 doesn't supp
尝试运行Flutter应用程序并面临此问题。尝试了所有的解决方案,但都没有成功。下面是我在运行应用程序时收到的错误。任何帮助都将不胜感激。 谢谢!Launching lib/main.dart on Android SDK built for x86 in debug mode...reader -> }
def flutterRoot = localProperties.getProperty('flutter</em
我参加了MDC101 flutter代码实验室。我按照说明从git存储库克隆了starter项目,但在克隆完成后,我执行了flutter pub get 它给了我以下错误。pubspec.yaml has no lower-bound SDK constraint.You should edit pubspec.yaml to contain an SDK constraint: sdk: '>=2.10.0 <3.0.0'
在升级到flutter 2.0之后,该项目的工作就像一个护身符一样引发了问题。以下是pub get上的错误。Because every version of flutter_localizations from sdk depends on intl 0.17.0 and firebase_auth_webThus, flutter_localizations from SDK are incompatible with firebase_auth ^0.18.4.any from <e