This error occurs when one of the parameters in the authentication link is incorrect or missing or if multipart/form-data is used to send a request to /connect/token.
Solution
Still having problems?
- Check the parameters (list of parameters can be found here) against the parameters that you have set in the console.
- Make sure you have whitelisted the
redirect_uriby adding it to the console. - Ensure that you are sending the parameters as a form post (
x-www-form-urlencoded) and not asmultipart/form-data.
More
If you need more information...
Have a look at our comprehensive list of the authentication error descriptions in our .