! Some Android licenses not accepted. To resolve this, run: flutter doctor --android-licenses

λ flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 2.0.2, on Microsoft Windows [Version 10.0.15063], locale zh-CN)
[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
    ! Some Android licenses not accepted.  To resolve this, run: flutter doctor --android-licenses
[√] Chrome - develop for the web
[√] Android Studio (version 4.1.0)
[√] IntelliJ IDEA Ultimate Edition (version 2017.3)
[√] IntelliJ IDEA Ultimate Edition (version 2020.1)
[√] Connected device (1 available)

! Doctor found issues in 1 category.

! Some Android licenses not accepted.  To resolve this, run: flutter doctor --android-licenses

一些android协议没有同意

进入到安卓sdk 对应位置

cd D:\devlop\sdk\tools\bin

然后执行

sdkmanager --licenses

然后会提示很多协议一直按y即可

最后执行

flutter doctor

这就好了

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