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SSR 2013, Server 2012, VSS Errors...

Created: 08 Jul 2013 | 1 comment

Hi All,

We recently took over a client with Server 2012 running SQL Server 2008 R2

SSR 2013 is installed, but consistently fails with VSS errors, below are excerpts from the app log.

First error when running a backup:

A VSS writer has rejected an event with error 0x00000000, The operation completed successfully.
. Changes that the writer made to the writer components while handling the event will not be available to the requester. Check the event log for related events from the application hosting the VSS writer. 
 
Operation:
   PrepareForBackup event
 
Context:
   Execution Context: Writer
   Writer Class Id: {7e47b561-971a-46e6-96b9-696eeaa53b2a}
   Writer Name: MSMQ Writer (MSMQ)
   Writer Instance Name: MSMQ Writer (MSMQ)
   Writer Instance ID: {8d82d321-bba6-455c-9cee-ba84bc67676e}
   Command Line: C:\Windows\system32\mqsvc.exe
   Process ID: 1256
 
Second error when running a backup:
 
Error EC8F17B7: Cannot create recovery points for job: Drive Backup of DellUtility (*:\), RECOVERY (*:\), OS (C:\).
Error E4F3000E: Snapshot failure while using Volume Shadow Copy Service. Please check application event log for VSS errors. Error code: EndCreateSnapshotSet (-2147212302). (UMI:V-281-3215-6071)
 
Details: 
Source: Symantec System Recovery
 
Results from vssadmin list writers and corresponding event log entries:
 
C:\Windows\system32>vssadmin list writers
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2012 Microsoft Corp.
 
Error: A Volume Shadow Copy Service component encountered an unexpected error.
Check the Application event log for more information.
 
C:\Windows\system32>
 
Volume Shadow Copy Service error: A critical component required by the Volume Shadow Copy service is not registered. This might happened if an error occurred during Windows setup or during installation of a Shadow Copy provider. The error returned from CoCreateInstance on class with CLSID {e579ab5f-1cc4-44b4-bed9-de0991ff0623} and Name IVssCoordinatorEx2 is [0x80040154, Class not registered
]. 
 
Operation:
   Instantiating VSS server
 
Volume Shadow Copy Service error: Unexpected error calling routine CoCreateInstance.  hr = 0x80040154, Class not registered
 
Operation:
   Instantiating VSS server

 

Operating Systems:

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Andy H.'s picture

Reboot and immediately run the same command again (C:\Windows\system32>vssadmin list writers) and see if the writers show as stable. We need to know the state of the writers before SSR begins to backup.

Andy Horlacher

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