Assets/FollowDestination.cs(6,13): error CS0246: The type or namespace name `NavMeshAgent' could not.
问题的出现与描述在Unity中创建一个NPC,使它一直跟踪一个目标Destination,C#脚本代码如下,错误信息描述如下usingSystem.Collections;usingSystem.Collections.Generic;usingUnityEngine;publicclassFollowDestination:MonoBehaviour{privateNavMeshAgentThi