What does 'SetDestination can only be called on an active agent that has been placed on a NavMesh' mean in Unity 3D (game development, programming)? - Quora
Writing the code for the Unity AI
Unity] たった3分で移動AI?UnityのNavigation機能がスゴイ - Qiita
Working with Unity's NavMesh System | by Pablo Gómez Platón | Nerd For Tech | Medium
Unity(C#)】NavMeshで"追いかけると逃げるオブジェクト"の実装 - Qiita
SetDestination can only be called on an active agent that has been placed on a navmesh - YouTube
NavMeshComponentsの2Dがうまく動かない
net - Unity c# - unable to Spawn Prefabs on a NavMesh - Stack Overflow