When backing up System state on Windows Server 2016, VSS Snapshot warning always appears in the job log.

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Article ID: 100044447

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Updated On:

Description

Error Message

VSS Snapshot warning. File c:\windows\servicing\version\10.0.149393.0\amd64_installed is not present on the snapshot.
VSS Snapshot warning. File c:\windows\servicing\version\10.0.149393.0\x86_installed is not present on the snapshot.


Figure 1

Cause

This issue is caused when Windows Server 2016 is updated by Windows Update. The below two files are removed by the Windows Update, but they are not properly un-registered from the VSS System Writer.

Windows Update changes the version of these two files:
C:\windows\servicing\version\10.0.14393.0\amd64_installed
C:\windows\servicing\version\10.0.14393.0\x86_installed
 

Resolution

Microsoft has published the following Article on this issue:

Third-party backup warnings after you install a servicing update in Windows Server 2016

As per Microsoft, to fix the issue, create new placeholder files with the same name for the files that are reported as not found.

C:\windows\servicing\version\10.0.14393.0\amd64_installed
C:\windows\servicing\version\10.0.14393.0\x86_installed

NOTE:  It may be necessary to assume ownership of the subfolders within the Version folder into which the files need to be created

Issue/Introduction

When backing up System state on Windows Server 2016, VSS Snapshot warning always appears in the job log. (See Figure 1)