24-12-2017 8:09 PM
Again for reference you should only refund through a case, you may find that if you look at your seller dashboard that you have a Defect. Only by refunding through a case can you avoid this.
He can complain all he likes ebay don't take any notice of justified complains so they are not going to take any notice. The one problem you might face is he can leave feedback.
you don't need to do anything,
put the ID on your blocked b idder list and just ignore them.