Merge pull request #80862 from grpickin/patch-1

Update reference-aadsts-error-codes.md

Author: ktoliver

articles/active-directory/develop/reference-aadsts-error-codes.md

@@ -202,6 +202,7 @@ For example, if you received the error code "AADSTS50058" then do a search in [h
 | AADSTS700054 | Response_type 'id_token' is not enabled for the application.  The application requested an ID token from the authorization endpoint, but did not have ID token implicit grant enabled.  Go to Azure Portal > Azure Active Directory > App registrations > Select your application > Authentication > Under 'Implicit grant and hybrid flows', make sure 'ID tokens' is selected.|
 | AADSTS70007 | UnsupportedResponseMode - The app returned an unsupported value of `response_mode` when requesting a token.  |
 | AADSTS70008 | ExpiredOrRevokedGrant - The refresh token has expired due to inactivity. The token was issued on XXX and was inactive for a certain amount of time. |
+| AADSTS700084 | The refresh token was issued to a single page app (SPA), and therefore has a fixed, limited lifetime of {time}, which cannot be extended. It is now expired and a new sign in request must be sent by the SPA to the sign in page. The token was issued on {issueDate}.|
 | AADSTS70011 | InvalidScope - The scope requested by the app is invalid. |
 | AADSTS70012 | MsaServerError - A server error occurred while authenticating an MSA (consumer) user. Try again. If it continues to fail, [open a support ticket](../fundamentals/active-directory-troubleshooting-support-howto.md) |
 | AADSTS70016 | AuthorizationPending - OAuth 2.0 device flow error. Authorization is pending. The device will retry polling the request. |
@@ -330,4 +331,4 @@ For example, if you received the error code "AADSTS50058" then do a search in [h
 
 ## Next steps
 
-* Have a question or can't find what you're looking for? Create a GitHub issue or see [Support and help options for developers](./developer-support-help-options.md) to learn about other ways you can get help and support.
+* Have a question or can't find what you're looking for? Create a GitHub issue or see [Support and help options for developers](./developer-support-help-options.md) to learn about other ways you can get help and support.