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Unable to launch AhsayOBM due to missing MSVCP140.dll

September 18, 2025

Product Version

AhsayOBM: 10.1

Operating System

Windows

Symptom

When opening AhsayOBM Client UI on a Windows Machine, the following error prompt:

unable-open-obm-gui-missing-msvcp140-dll.jpg

Cause

The issue is due to an issue with Windows Latest CU updates, where the .NET libraries are updated incorrectly

Resolution

Ahsay released v10.1.2, the official release, to tackle this issue. Please update your Backup server and enable Auto-update for the corresponding backup users to resolve:

How to Install Latest AhsayCBS Release

Only licenses covered by valid maintenance are eligible for upgrades. If your maintenance has expired, you are not entitled to upgrade to newer releases. Installing and running an AhsayCBS version released after your maintenance expiry date will cause the backup server to stop functioning. For assistance, please contact Ahsay Sales.