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"UnknownIncomingEmailIntegrationError -2147218677 exception" appears in Dynamics 365 mailbox alert


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Symptom

An email sent to a Dynamics 365 mailbox is not created as an email activity record and the following message appears as an alert in the user's Dynamics 365 mailbox record:

"An unknown error occurred while receiving email through the mailbox [Mailbox Name]. The owner of the associated email server profile [Profile Name] has been notified. The system will try to receive email again later.

Email Server Error Code: Exchange server returned UnknownIncomingEmailIntegrationError -2147218677 exception."

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Cause

This error occurs if there was an invalid email address included on the To or Cc line of the email.

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Resolution

Review the email message that encountered this error and verify all email addresses on the To and Cc lines are valid email addresses

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Keywords: UnknownIncomingEmailIntegrationError, alert, mailbox, email, Dynamics, -2147218677

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Article Info
Article ID : 4556408
Revision : 2
Created on : 4/6/2020
Published on : 4/6/2020
Exists online : False
Views : 300