Standard - 5.1.2.2. Error Response -> Negative Assertion

[hideki nara]

Because 5.1.2.1 is "Positive Assertion" and 5.1.2 says:

" Upon receipt of the Token Request, the Authorization Server MUST return either Positive or Negative Assertion that corresponds to the received authorization code. "

[hideki nara]

"Error Response" of Token Endpoint has disappeared anyway.