Собственно говоря, вот она:
Код:
NullReferenceException: Object reference not set to an instance of an object
at Prefab.Load[T] (System.String[] names, GameManager manager, PrefabAttribute+Library attribute) [0x0002d] in <1eb6b258fe9043a497c2ba2a601c6e2c>:0
at Prefab.Load[T] (System.String folder, GameManager manager, PrefabAttribute+Library attribute, System.Boolean useProbabilities, System.Boolean useWorldConfig) [0x00013] in <1eb6b258fe9043a497c2ba2a601c6e2c>:0
at GenerateDungeonGrid.Process (System.UInt32 seed) [0x000b1] in <1eb6b258fe9043a497c2ba2a601c6e2c>:0
at WorldSetup+<InitCoroutine>d__18.MoveNext () [0x0085f] in <1eb6b258fe9043a497c2ba2a601c6e2c>:0
at UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) [0x00026] in <fcaf289839f24125a059795f150fce14>:0