环境变量配置就不用说了

• 进入文件~/. bash_profile, 配置下面地址

export FLUTTER_HOME=/Users/用户名/flutter
export PATH=$PATH:$FLUTTER_HOME/bin
export PATH=$PATH:$FLUTTER_HOME/bin/cache/dart-sdk/bin
export PATH="${DART_HOME}:${PATH}"

报错 1.

command not found: flutter

解决

• 1、指向source

source ~/.bash_profile

• 2、运行

flutter doctor

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报错 2.

HTTP host "https://cloud.google.com/" is not reachable. Reason: An error occurred while checking the HTTP host: Operation timed out

解决

• 1. 打开文件：/flutter/packages/flutter_tools/lib/src/http_host_validator.dart
• 2. 将 https://maven.google.com/ 换成 https://maven.aliyun.com/repository/google/
• 3. 将 https://cloud.google.com/ 换成 https://storage.flutter-io.cn/
• 3. 删除 /flutter/bin/cache 文件夹
• 4. 重新指向source ~/.bash_profile
• 4. 重新执行flutter doctor

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