“NullReferenceException: Object reference not set to an instance of an object
MaterialImpactManager.GetPlayerFootstepSound (UnityEngine.PhysicMaterial mat) (at Assets/Scripts/Managers/MaterialImpactManager.js:28)”
9. 错误:
NullReferenceException: Object reference not set to an instance of an object
MaterialImpactManager.GetMaterialImpact (UnityEngine.PhysicMaterial mat) (at Assets/Scripts/Managers/MaterialImpactManager.js:48)
MaterialImpactManager.GetBulletHitSound (UnityEngine.PhysicMaterial mat) (at Assets/Scripts/Managers/MaterialImpactManager.js:43)
AutoFire.Update () (at Assets/Scripts/Weapons/AutoFire.js:56)