我正在遵循Flutter教程入门,但是在运行get程序包时却出现错误

时间:2018-12-12 08:38:38

标签: android-studio flutter flutter-dependencies

我正在开始使用Flutter教程,但是在运行get软件包时,它会提示我以下错误

> C:\Users\pacif\Desktop\flutter\bin\flutter.bat --no-color packages upgrade
> Running "flutter packages upgrade" in flutter_app...            
> Error on line 26, column 8 of pubspec.yaml: Invalid version constraint: > Could not parse version "flutter". Unknown text at "flutter".
>   sdk: flutter
>        ^^^^^^^
  

酒吧升级失败(65)   流程结束,退出代码为65

1 个答案:

答案 0 :(得分:0)

C:\ Users \ pacif \ Desktop \ flutter \ bin \ flutter.bat-无色软件包升级

正在flutter_app中运行“ flutter软件包升级” ...
第26行,pubspec.yaml的第8列错误:版本约束无效:>无法解析版本“ flutter”。 “ flutter”处的文字未知。 sdk:flutter

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