I am testing 'JWT authorization flow' but getting error
"errorCode": "OAU-250",
"message": "Unsupported grant type"
using : https://platform.devtest.ringcentral.com/restapi/oauth/token
I don't want to use SDK as I will deploy on MS-SQL Server.
I am testing 'JWT authorization flow' but getting error
"errorCode": "OAU-250",
"message": "Unsupported grant type"
using : https://platform.devtest.ringcentral.com/restapi/oauth/token
I don't want to use SDK as I will deploy on MS-SQL Server.
Can you double check the grant type of your app to see if it is JWT auth flow? Or let me know the app client id.
tried on Powershell too
App client Id: avDmFoV208obAVOTmKzqMu
Auth flow is JWT only
It seems you use the wrong app client id. Here is the analytics of the app you gave me its client id.
So working Powersell Code to get the access token using JWT is
DO NOT pass 'body' as below
Using the RingCentral Phone for Desktop, you can dial or receive test calls, send and receive test SMS or Fax messages in your sandbox environment.
Download RingCentral Phone for Desktop:
Tip: switch to the "sandbox mode" before logging in the app:
9 People are following this question.