This was posted 40 minutes ago on their Facebook page so about 10 am uk time, but as I said earlier I was having bother copying it over, so I've just typed it out word for word old school!
'As part of the continuing work to enhance our service, we made some internal updates that temporarily impacted access for some of our subscribers. This has since been resolved. We sincerely apologise for any inconvenience caused and would like to thank our community for their patience.'
From Find My Past FB page .