Error: "VSS quiescence failed"
Issue
Integrity Verification fails with error message, "VSS quiescence failed."
Environment
- Datto SIRIS
- Datto ALTO
- Datto NAS
Cause
VSS writers on the production machine are in a failed state.
Resolution
- Troubleshoot VSS writer errors using the following resources:
- Take a new backup of the affected agent.
- Force a new screenshot verification of the agent's latest backup point and observe the result.