Failed To Start Service Veeamdeploysvc Patched (2025)

The most effective way to fix this error is to manually remove the broken service and let the Veeam Backup Server reinstall it. Log into the (the one showing the error). Open Command Prompt as an Administrator.

: If the command returns "The specified service has been marked for deletion," close all open windows (Task Manager, Event Viewer, Services) and reboot the machine. Return to your Veeam Backup & Replication Console .

: Incompatible or mismatched versions of the .NET Desktop Runtime and ASP.NET Core Runtime. Step-by-Step Troubleshooting Solutions 1. The "Clean Slate" Re-deployment (Recommended) failed to start service veeamdeploysvc

: A discrepancy between the VeeamDeploymentSvc.exe and the VeeamDeploymentDll.dll on the host machine.

Run the following command to delete the service: sc delete VeeamDeploySvc . The most effective way to fix this error

On your , navigate to: C:\Program Files\Veeam\Backup and Replication\Backup\Packages . Locate the file VeeamInstallerSvc.msi .

: A previous uninstall or update attempt left the service in a "zombie" state because a management console (like services.msc ) was still open. : If the command returns "The specified service

: Windows Firewall or third-party security software preventing the initial RPC connection or blocking port 6160.