Failed to resolve variable '${animal.sniffer.version}' when migrate to AndroidX

Question

I\'m using Android Studio 3.2 Beta5 to migrate my project to AndroidX. When I rebuild my app I got these errors:

ERROR: [TA

Answer 1

Go to file and click on Invalidate caches and restart.

After it restarts then you increase the minimum SDK version in your app's build.gradle file.