The site is currently experiencing errors that appear to be affecting most areas - Marketplace, Database etc. We are working on these issues. To ensure you don't loose data, please don't submit to the database until this issue is resolved.
UPDATE - the problem is being worked on, but it will take a few hours to resolve. Sorry for any inconvenience in the meantime.
UPDATE 2 - We are still working on the issues. Affected data will be corrected in the next 24 hours.