Error code -2147209462 logged in Microsoft Dynamics 365 mailbox record

This article helps you resolve the problem that occurs when the corresponding Queue record in Microsoft Dynamics 365 is owned by a team that does not have any security roles assigned.

Applies to:   Microsoft Dynamics 365 Customer Engagement Online
Original KB number:   4500778

Symptoms

The following alert is logged within the mailbox record for a Dynamics 365 mailbox:

An unknown error occurred while receiving email through the mailbox "Your mailbox is now connected to Dynamics 365". The owner of the associated email server profile [Mailbox Name] has been notified. The system will try to receive email again later.
Email Server Error Code: Exchange server returned UnknownIncomingEmailIntegrationError -2147209462 exception.

Cause

This error is logged if the corresponding Queue record in Dynamics 365 is owned by a team that does not have any security roles assigned.

Resolution

To fix this issue, follow these steps:

1. Within the mailbox record in Dynamics 365, click the value in the Regarding lookup to open the corresponding Queue record.
2. Verify the Owner of this Queue record has a security role assigned.
3. You can do this by clicking on the value in the Owner field to open the owner record.
4. Click the Manage Roles button and assign a security role with sufficient access.