I am still getting the problem and now also keep getting this message.
Due to high stress on the server, the search function has been automatically and temporarily disabled. Please try again in a short while.
I woke up very early this morning. 4am and being the awkward sort thought I would give it a go because I know for a fact there would not be a lot of people about and after 10 minutes gave up. I just could not even sign in.