Grabbing a pawn and dragging it around?

  • as soon as LMB grabs the pawn by the head, store its actor reference from the Hit Results
  • for dragging it around, either disable the collision on the pawn or (better) trace on a channel the pawn ignores. Otherwise you’ll be trying to place the pawn on itself - that would explain the way it flies off

Have a look here:

That’s be quite similar. And here’s a thread with some more advanced way to manage it: