11-03-2020, 13:42
They've more than likely blocked you.
From the Help (for how to block members):-
"People in your block list will still be able to email you but their emails will be automatically deleted and not shown to you." (my emphasis).
From the Help (for how to block members):-
"People in your block list will still be able to email you but their emails will be automatically deleted and not shown to you." (my emphasis).