颤振医生的输出 Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, 2.2.2在我升级了dart pub之后,...i得到了以下信息.. ? --stacktrace的输出 ?
我试过‘颤振升级’和‘颤振得到’,但没有任何帮助。
Launching lib/main.dart on SM A127F in debug mode.../flutter/.pub-cache/hosted/pub.dartlang.org/fwfh_text_style-2.7.3+2/lib/fwfh_text_style.dart:11:7: Error/flutter/packages/flutter
我开始学习颤振教程,但是在运行get包时,它会让我犯以下错误
> C:\Users\pacif\Desktop\flutter\bin\flutter.bat --no-color packages upgrade> Running "flutter packages upgrade" in flutter_appError on line 26, column 8 of pubspec.yaml: Invalid version constraint: > Could not par