Veeam Error – Backup startet nicht am Windows DC

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Problem: Veeam kann kein Backup der DCs durchführen. Die DCs sind Windows 2008 und laufen auf einem Hyper-V 2012R2.

System Log

lsass (804) An attempt to open the file „\\?\Volume{a14c93b6-90d4-11df-be82-806e6f6e6963}\Windows\NTDS\ntds.dit“ for read only access failed with system error 32 (0x00000020): „The process cannot access the file because it is being used by another process. „.  The open file operation will fail with error -1032 (0xfffffbf8).

The VSS writer NTDS failed with status 11 and writer specific failure code 0x800423F4.

Veeam Error

Unable to allocate processing resources. Error: Writer ‚Microsoft Hyper-V VSS Writer‘ is failed at ‚VSS_WS_FAILED_AT_PREPARE_SNAPSHOT‘.

Veeam Error
Veeam Error

Vss error: ‚0x800423f4‘

–tr:Failed to verify writers state.

–tr:Failed to perform pre-backup tasks. 

Lösung:

Am betroffenen Server diese Dienste in dieser Reihenfolge neu starten.

  1. COM+ Event System
  2. Volume Shadow Service(Copy)
  3. Hyper-V Volume Shadow Copy Requestor

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