Why does OAuth return "unauthorized for this grant type" error?

Are you receiving the following error when you call the /oauth/token API to authorize your application?

{

"error": "unauthorized_client"

"error_description": "Unauthorized for this grant type"

}

To fix this problem, check the following:

Is your "application type" ==> "Web/UI based" or "browser-based application?"

If the answer is yes you will need to follow the 3 legged OAuth flow to authorize your application.

The authorization code flow provides the following benefits:

For more information please check out the following:

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