Game crashing (related with Box Collision & actor respawning on debris)

Hi,

I don’t have this window using the Unreal Tournament Editor coming from GitHub, here is what I get :

But I always have the Unreal Editor coming from the Epic Games Launcher installed. I launched my map on it, and here is what I get before pressing the Send button :

Here’s the Machine ID : 9F74543543440D6D6A77FCBD550F02C4

I don’t have any Epic ID coming up.

Thanks !