使用KEYBOARD_VISIBILITY第三方，FLUTTER BUILD APK报错

记录问题：
FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':keyboard_visibility:verifyReleaseResources'.
> java.util.concurrent.ExecutionException: com.android.builder.internal.aapt.v2.Aapt2Exception: Android resource linking failed
  E:\android\flutter-project\flutter_hrlweibo-master\build\keyboard_visibility\intermediates\res\merged\release\values\values.xml:171: error: resource android:attr/fontVariationSettings not found.
  E:\android\flutter-project\flutter_hrlweibo-master\build\keyboard_visibility\intermediates\res\merged\release\values\values.xml:172: error: resource android:attr/ttcIndex not found.
  error: failed linking references.


分析问题：第三方的build.gradle 指定的android 编译版本和代码不同


解决：
使用AndroidStudio打开根目录，在左侧Project最下方的External Libraries里面中的Flutter Plugins中，找到keyboard_visibility这个插件的build.gradle，然后把compileSdkVersion修改为和你的主项目中的compileSdkVersion版本一致，重新运行flutter build apk即可