koobas.hobune.stream
This question was
closed Sep 07, 2020 at 08:47 AM by
marwinwend for the following reason:
The question is answered, right answer was accepted
Unity grade build failed
I added ads and monetization to my game and now I can't build it anymore (to Android). I looked up many forums, but nothing helped yet. I use Unity version 2020.1.3f1. Down here you can see the error log: 
Best Answer
After hours I fixed it by myself:
Download https://github.com/googlesamples/unity-jar-resolver
Extract the files from unity-jar-resolver-master\source\AndroidResolver\scripts\download_artifacts_test_assets\m2repository\com\android\support\appcompat-v7\ "Choose a Version"
Copy the two files to "Your Unity Project"\Assets\Plugins\Android Done
