Why the list of room is empty, but the rooms indeed exist?

Hi, I created rooms by MEPover package and the rooms created based on the walls can be seen in Revit. But it’s really strange that the result of the Rooms place automatically for all level node is empty list. The results are conflict. Can anyone tell me what’s wrong with the project?
Here is my files:
dormitory4_03.rvt (936 KB)

floorOnF1.dyn (3.2 KB)

The result looks like this: