We have setup OAuth based SMTP configuration. Receiving this error while testing the connection
permissions are given to the app based on the below document. Also attaching the log file.
Setting Up Permissions for Oauth based SMTP (saviyntcloud.com)
@SaiKiran we are reviewing this issue on our internal environment and will respond shortly.
Please can you confirm on below:
1. Permission for azure and microsoft graph apis for the used service account are as below:
2. Are you able to generate the token from postman, using api /oauth2/v2.0/token
Thanks for the reply. SMTP configuration is working when we updated the email address in User ID.
Earlier we gave the userid after changing it email address its working.