1.修改D:flutter-SDKflutterpackagesflutter_toolsgradleflutter.gradle文件
找到private static final String DEFAULT_MAVEN_HOST 将其值替换成 "https://storage.flutter-io.cn/download.flutter.io"
2.错误信息如果包含
Failed to install the following Android SDK packages as some licences have not been accepted.
需要进入到报错的sdk路径,
cd C:Users17720AppDataLocalAndroidSDK
cd tools
cd bin
执行.sdkmanager --licenses
弹出的询问全部yes
完毕后重新执行flutter run