It turns out that the latest version of the software requires us to migrate to a more up to date server. This is being organised but because it may take some time I am organising a roll back to the previous version.
Regarding the kind questions as to funding I can say that thanks to the generosity of members we are in a good financial state and there is no immediate need for funds.
Fortunately the host support team is in the American time zone so hopefully we can get it resolved in the next few hours.
More news as soon as it is available.