resource android:attr/fontVariat

Android resource linking failed
D:\copy\CgsoftMaster\app\build\intermediates\incremental\mergeDebugResources\merged.dir\values\values.xml:3483: error: resource android:attr/fontVariationSettings not found.
D:\copy\CgsoftMaster\app\build\intermediates\incremental\mergeDebugResources\merged.dir\values\values.xml:3483: error: resource android:attr/ttcIndex not found.
error: failed linking references.

解决方案：

try to change the compileSdkVersion to:

compileSdkVersion 28