I think there is something missing here https://docs.unrealengine.com/en-US/…rt/index.html?
You also need to setup ‘run behaviortree’ and possibly there is a potential bug if you don’t run ‘use blackboard’, and you really need to elaborate on the two variations of ‘get blackboard’…??
… sorry, you place the Run at "Event On Possess"… still there is a use balckboard that needs to be there?