flutter doctor出现问题 [!] Android toolchain - develop for Android devices (Android SDK version 28.0.3) X Android license status unknown. Try re-installing or updating your Android SDK Manager. 的解决方案

时间：2022-09-09 19:07:17

首先，问题描述：

flutter doctor

Doctor summary (to see all details, run flutter doctor -v):

[√] Flutter (Channel stable, v1.5.4-hotfix., on Microsoft Windows [Version 10.0.17134.765],

    locale zh-CN)

[!] Android toolchain - develop for Android devices (Android SDK version 28.0.)

    X Android license status unknown.

      Try re-installing or updating your Android SDK Manager.

      See https://developer.android.com/studio/#downloads or visit

      https://flutter.dev/setup/#android-setup for detailed instructions.

[√] Android Studio (version 3.2)

[√] VS Code (version 1.34.)

[!] Connected device

    ! No devices available

! Doctor found issues in  categories.

解决办法：

1、 Android SDK version 28

Android Studio -> SDK Manager -> SDK Platforms tab -> 选择 Android 9.0 Pie 并安装

2、Android BuildTools version 28.0.3

Android Studio -> SDK Manager -> SDK Tools tab -> 选择右下角 Show Package Details -> 在 Android SDK Build-Tools 里选择 28.0.3 并下载

然后重启Android studio，再在cmd里输入命令即可

参考链接：https://juejin.im/post/5d8c7be5f265da5b8305db5b

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