Specifications

3.
4. Uncheck the removed folder, and click to save your settings.Save
Resolving "An unknown OS error occurred" Error
This article refers to Barracuda Backup firmware version 4.0 or higher.
This article describes how to resolve the error "Error occurred during backup initialization". If you encounter this error in the Backup Report on the
Barracuda Backup Server, it may be caused by misconfigured or disabled Volume Shadow Copy Services (VSS) drivers. Microsoft provides a
command-line tool to verify the state of the VSS writers. To utilize this tool, open a command prompt on the Windows Server, and enter: vssadm
in list writers
Following is an example using this tool to check driver status:
C:\>vssadmin list writers
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool (C) Copyright 2001
Microsoft Corp.
Writer name: 'System Writer'
Writer Id: {e8132975-6f93-4464-a53e-1050253ae220}
Writer Instance Id: {449e12cf-6b8f-4d75-a821-bc869d6612c4}
State: [1] Failed
Last error: No error
Writer name: 'SqlServerWriter'
Writer Id: {a65faa63-5ea8-4ebc-9dbd-a0c4db26912a}
Writer Instance Id: {de3b2861-77f6-43f8-8619-64dc9ea2fbcf}
State: [1] Stable
Important
Deselecting folders and/or files purges the associated data from the Barracuda Backup Server.