Some of you may have noticed that you are unable to save your ride activity/upload them to a third party site. This is currently happening for older versions of Zwift:
iOS/ATV - 1.0.31304 (or older)
Mac/PC - 1.0.31423 (or older)
Android - 1.0.31423 (or older)
To fix this issue, please update to the latest version of Zwift. If you have any additional questions please respond here in this topic. Thank you!