Error code: 40000 - Bad request

If you see this error, it means that the request you have sent to Ably cannot be understood by our servers. This typically happens if you have a malformed request which does not match one of the structures our servers expect.


Solving this error:

  • You can scroll down to the API reference section of the documentation pages to understand the correct and expected format of your request.
  • If you are still unable to solve it, reach out to us and we'll be happy to help you out.