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Support Article

We are getting authentication credentials incorrect while starti



Unable to connect the email server in receiver part of the email account. Getting the below error in PRPC UI even though the credentials are correct.
The server indicated that the authentication credentials for this Email Account are incorrect." while starting email listener in SMA.

Error Messages

EMatch:01.01.01] (ivity.Data_EmailAccount.Action) esesslx0707.domain|xxx.xx.xx.xx | User - Data-EmailAccount.Eri-Global-EMatch-Work: The server indicated that the authentication credentials for this Email Account are incorrect.
javax.mail.AuthenticationFailedException: AUTHENTICATE failed.
    at com.sun.mail.imap.IMAPStore.protocolConnect(
    at javax.mail.Service.connect(

Steps to Reproduce

  • Create Data-EmaiAccount instance
  • Do Test Connectivity for sender and receiver.

Root Cause

A configuration issue in the operating system environment Plain, NTLM and GSSAPI authentication compatibility with Microsoft Exchange server was not disabled.


Setting all of the following Properties to true using the Advanced button on the Email Account rule resolved the issue.







Published August 13, 2016 - Updated October 8, 2020

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