Operational Defect Database
BugZero found this defect 819 days ago.
Data sources
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Veeam | kb4282
Updating Veeam Installer Service fails with "Another version of this product is already installed"
Last update date:
2/20/2023
Affected products:
Veeam Backup & Replication
Veeam Agent for Microsoft Windows
Affected releases:
11
Fixed releases:
No fixed releases provided.
Description:
Challenge
When updating the Veeam Agent for Microsoft Windows deployment on a machine that is part of a 'Computers with pre-installed agents' Protection Group, attempting to run VeeamInstallerSvc.msi causes the error message:
Cause
This error occurs because the existing version of the Veeam Installer Service must be uninstalled before installing a new version.
Solution
Review the Update Procedure for Windows Computers section of the Veeam Agent Managed User Guide for more information on updating Windows computers associated with a 'Computers with pre-installed agents' Protection Group.
More Information
Appendix C. Updating Pre-Installed Veeam Agents
