GraphQL not working


I was trying to use this package: to connect unity with GraphGL API. After I drop the downloaded package into the project, I get this error:

Failed to load 'E:/My Unity games/Api - unity test 2020.1.8f1/Assets/graphQL-client-unity-master/ProjectSettings/XRSettings.asset'. File may be corrupted or was serialized with a newer version of Unity.

I tried multiple projects and unity versions. Someone any idea?

It worked for me:

Topic with discussion here: