Почему у ns Doctor Android возникла проблема? ⇐ Android

[Anonymous]

✔ Your ANDROID_HOME environment variable is set and points to correct directory.
✔ Your adb from the Android SDK is correctly installed.
✔ The Android SDK is installed.
✔ A compatible Android SDK for compilation is found.
✔ Javac is installed and is configured properly.
✔ The Java Development Kit (JDK) is installed and is configured properly.
✔ Getting NativeScript components versions information...
✔ Component nativescript has 8.1.4 version and is up to date.
✔ Component @nativescript/core has 8.1.5 version and is up to date.
✖ Component @nativescript/android is not installed.

Как вы можете видеть в последней строке, мой @nativescript/android не установлен.
Я выполнял всю установку несколько раз.
А еще когда я
ns run android

У меня есть это
Could not determine the dependencies of task ':app:compileDebugJavaWithJavac'.
Installed Build Tools revision 31.0.0 is corrupted. Remove and install again using the SDK Manager.

Unable to apply changes on device: emulator-5554. Error is: Command ./gradlew failed with exit code 1.


Подробнее здесь: https://stackoverflow.com/questions/700 ... s-an-issue