？

错误类型：Exception

错误信息：ArgumentNullException: Value cannot be null.

Parameter name: key

调用堆栈：

System.Collections.Generic.Dictionary`2[TKey,TValue].FindEntry (TKey key) (at <00000000000000000000000000000000>:0)

System.Collections.Generic.Dictionary`2[TKey,TValue].TryGetValue (TKey key, TValue& value) (at <00000000000000000000000000000000>:0)

Worlds.Maps.MapManager.unarchive (Foundation.Archives.ArchiveReader r) (at <00000000000000000000000000000000>:0)

Foundation.LoadingState+Job0+<Foundation-LoadingState-IJob-start>d__9.MoveNext () (at <00000000000000000000000000000000>:0)

UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) (at <00000000000000000000000000000000>:0)