Exchange connection with new OAuth 2.0 feature: "AuthenticationFailedException: AUTHENTICATE failed"

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Platform Notice: Server and Data Center Only - This article only applies to Atlassian products on the server and data center platforms.




Problem

The log may include the following stack trace when setting up the incoming mail server :

The following appears in the Atlassian-Jira-incoming-mail.log

2020-11-25 07:12:23,082+0000 ERROR: Messaging Exception in service 'com.atlassian.jira.service.services.mail.MailFetcherService$MessageProviderImpl' when getting mail: C3 BAD User is authenticated but not connected.
javax.mail.MessagingException: C3 BAD User is authenticated but not connected.


Cause

This error is received when a user with which you are trying to configure the incoming mail server does not have the correct permission

Resolution

  • configured the Oauth2.0 in Jira with the user using which you have generated the OAuth token will help in resolving the issue . 






Last modified on Dec 28, 2020

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