VSS Storage Space Availability

Applies To: Windows Server 2008

The Volume Shadow Copy Service (VSS) requires sufficient storage space to create and maintain shadow copies.

Events

Event ID Source Message

4001

VSS

Volume Shadow Copy Service error: Cannot find diff areas for creating shadow copies. Please add at least one NTFS drive to the system with enough free space. The free space needed is at least 300 Mb for each volume to be shadow copied.

Volume Shadow Copy Service

File Services