Maileater not able to log into Office365 Mailbox

Document ID : KB000007901
Last Modified Date : 21/08/2018
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Issue:
Even after following Knowledge Article KB000009708, the mailbox configured for Maileater in CA Service Desk Manager is not able to connect to a Microsoft Office365 Account. 

The following error is noted in the logs:

09/02 10:45:05.67 SDM-SERVER pdm_maileater_nxd 7808 ERROR pdm_maileater_nxd.c 8530 Authentication failed using (Clear) for IMAP Server [outlook.com] on Port 143 Login Failed
Environment:
CA Service Desk 17.1
CA Service Desk 17.0
CA Service Desk 14.1
Cause:
This can be caused by IMAP access not being enabled for that Microsoft Office365 Account.
Resolution:
Enable IMAP access to the Microsoft Office365 account which maileater is configured to use. Then recycle the pdm_maileater_nxd process.
Additional Information:
Connecting Maileater to Office 365 Mail