Invalid Refresh Token

The refresh token you send does not exist at all.

Solution

Fetch a new token using the Authenticate endpoint.

Learning resources

Tutorials

• Authentication steps - Walk through how to authenticate and retrieve an access token.
• When your token expires, hit refresh and protect your API key - Use refresh tokens to retrieve a new access token when yours expires.

Tools

You can cut down on mistakes by using one of our clients. We offer clients for our API in these languages:

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• Android