If you THINK (you need to find out for sure) you are working with smart previews, HOW exactly did you create them on your laptop. Was it attached to an external drive that was originally attached to the desktop.
Clik here to view.

If you THINK (you need to find out for sure) you are working with smart previews, HOW exactly did you create them on your laptop. Was it attached to an external drive that was originally attached to the desktop.