我正在根据这个网站安装 React Native https://medium.com/@leonardobrunolima/react-native-tips-setting-up-your-development-environment-for-windows-d326635604ea，在我运行命令之前它非常有用react-native run-android，这是我收到的错误：
info Running jetifier to migrate libraries to AndroidX. You can disable it using "--no-jetifier" flag.
Jetifier found 864 file(s) to forward-jetify. Using 8 workers...
info Starting JS server...
info Launching emulator...
error Failed to launch emulator. Reason: Emulator exited before boot..
> Task :app:transformNativeLibsWithMergeJniLibsForDebug FAILED
Deprecated Gradle features were used in this build, making it incompatible with Gradle 6.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/5.5/userguide/command_line_interface.html#sec:command_line_warnings
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