Problem: If you are trying to protect Hyper-V images using Data Protection Manager 2007 you may come accross the following error:
DPM encountered a retryable VSS error. (ID 30112 Details: Unknown error (0x800423f3) (0x800423F3))
Cause: The Hyper-V VSS Writer enters into a Failed State.
Solution: You need to upgrade the version on your Integration Services via the Hyper-V Management Console.
- Login to the Hper-V server and open Hyper-V Manager
- On the top menu, click Action – Insert Integration Services Setup Disk. on 2008 the autorun should start up, but if not just open up My computer and run the setup for the Integration Services disk.)
- A restart of the VM is required.
- Go back to the Hyper-V server in the administrative command prompt and restart the VMMS.