These repair recommendations are worth reading if your computer displays an error code for vssadmin event ID 7001.
Computer name Description: VssAdmin: Unable to create shadow copy: either the specified volume was not found or it is not a local volume.
Hi guys. For about 3 weeks I have been getting many VSS 7001 errors with the following information:
“Protocol Name: Application
Source: VSS
Date: 3/19/2010 7:00:48 AM
Event ID: 7001
Task Category: None
Level: Error
Keywords: Classic
User: N / A
Computer: PCSERVER.HOME.LOCAL
Description:
VssAdmin: Unable to create shadow copy: either the specified volume was not found or is not local volume.
Command line: ‘C: Windows system32 vssadmin.exe Create shadow / AutoRetry = 15 / For = \? Volume {777516db-9669-11de-89d5- 001bfc66bc7f} ‘.
Event -Xml:
< Computer> PCSERVER.HOME.LOCAL
It cannot shadow a copy, you can create.
Either the specified volume was not found, or it is not a local volume.
C: Windows system32 vssadmin.exe Create shadow / AutoRetry = 15 / For = \? Volume {777516db-9669-11de-89d5-001bfc66bc7f}
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I ran the vssadmin list writer and the VSS writer is bad:
“Writer Name: ‘Microsoft Hyper-V VSS Writer’
Writer ID: {66841cd4-6ded-4f4b-8f17-fd23f8ddc3de}
Writer Instance ID: {5b9eeb44-d0b1- 4e34- ab82 -89b043454ca9}
Status: [5] Pending completion
Last error: Unexpected error
Also, my backups will not complete. This error is displayed:
Log Name: Application
Source: Microsoft Windows Backup
Date: Mar 19, 2010 1: 7:17 AM
Event ID: 521
Task Category: None
Level : Error
Keywords:
User: SYSTEM
Computer: PCSERVER.HOME.LOCAL
Description:
Failed to execute the backup process that started around 2010 “03” – “19T05: 03: 13.039000000 Z “because the shadow copier service operationThe volume scan to create a shadow copy of the backup volumes failed with the following error code “2155348129”. Check the event details to find a solution, and run the backup process again after fixing the problem. Events Xml
:
2010-03-19T05: 03: 13.039000000Z
 2155348129
%% 2155348129
I don’t know how to fix this problem. I’ve deleted and recreated the shots several times, but nothing seems to help. This is a Hyper V 2008 R2 server backup. Thanks in advance for your help.
Reason
The snapshot provider selected for the backup job is not installed On the server for backup.
RESOLUTION
To fix Volume Shadow Copy Service (VSS) errors on your system, before going into details, you need to know exactly what causes these errors on your system. If your Windows client is experiencing VSS errors, you should check the Windows Event Viewer as follows:
