Reassigning Actor References inside a Map

Hi:

Yes, I am trying to shift all values. For your first picture, the ‘First Index’ is actually an 8, not a 0. I can see how in the picture that became confusing. I’m trying to shift them all ‘down’ by 3 in the map, while deleting the bottom-most ones.

In the past few minutes, I’m managed to get this going. I think that it works, but need to fully implement it: