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Duplicate databases shown under empty DAG in Exchange backup set

May 29, 2025

Product Version

AhsayOBM: 7.3.2.0 - 7.5.0.2

Operating System

Windows

Symptom

For setup with multiple Exchange Data Availability Groups, if one of the DAG group contain no member server, duplicate databases (that do not belong to that group) are displayed under the empty DAG group, when creating a MS Exchange mail level backup set:

duplicate-dbs-shown-under-empty-dag-in-exchange-backupset-01.png

In the above example, all databases are actually hosted by DAG members under group DAG-1. DAG-2 is an empty DAG group.

Cause

This is a known issue with AhsayOBM version 7.3.2.0 - 7.5.0.2.

Resolution

To resolve the issue, patch the AhsayOBM application to version 7.7.0.0 or above.

This issue affects a legacy version of our software. We strongly recommend upgrading to the latest AhsayCBS and AhsayOBM release (v9.15.0.0, as of 2025/May/15) for improved performance, compatibility, and security.

Contact us to confirm your license is valid to upgrade.