I am using a XML Http Request with POST to try and upload data to your site, but I keep getting 400 Bad request. The content type IS json, and the data IS in json format. Is the site down? Also when I ...

Thanks to your bug report I think I have a fix for this rolled out now! I did a review of all calls to XMLHttpRequest in the project (they are all in components/session.js) and there was one place ...