KB di deployment: Avamar: i backup della VM Hyper-V non riescono restituendo un errore del VSS Writer
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症状
"Esegui l'accesso come" deve essere impostato su Account di sistema locale (l'account LocalSystem in Windows dispone di accesso illimitato completo alle risorse locali).
Source - VSS
Event -
A VSS writer has rejected an event with error 0x800423f4, The writer experienced a non-transient error. If the backup process is retried,
the error is likely to reoccur.
. 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:
PrepareForSnapshot Event
Context:
Execution Context: Writer
Writer Class Id: {6XXX1cd4-6ded-4f4b-8f17-fdXXf8XXc3de}
Writer Name: Microsoft Hyper-V VSS Writer
Writer Instance ID: {bXXX2dc4-972d-4c8c-9008-95XXXbe724ba}
Command Line: C:\Windows\system32\vmms.exe
Process ID: 240
======================
I backup della VM guest non riescono restituendo errori di VSS writer.
Visualizzare i messaggi nei registri dei vari componenti riportati di seguito:
Visualizzare i messaggi nei registri dei vari componenti riportati di seguito:
- Registri Avtar:
avhypervvss Info <12587>: 'Cluster Shared Volume VSS Writer' reported partial failure, checking individual components for failure
avhypervvss Error <12588>: Writer component '139FAABC-9EC2-4886-B571-9AC6EDA30864<CSV>66841cd4-6ded-4f4b-8f17-fd23f8ddc3de:b20d28ce-768a-4bd4-91fa-ae8554e6639e:<Hostname-guestVM></CSV>' ( <Hostname-guestVM><139FAABC-9EC2-4886-B571-9AC6EDA30864<CSV>66841cd4-6ded-4f4b-8f17-fd23f8ddc3de:b20d28ce-768a-4bd4-91fa-ae8554e6639e:<Hyper-vHostname></CSV>> ) reported an error!
Failure code: 0x800423f4 : The writer experienced a non-transient error. If the backup process is retried,
the error is likely to reoccur.
Error Description: Unknown
avhypervvss Warning <41746>: Vss snapshot failed for VM GuestVMHostname<139FAABC-9EC2-4886-B571-9AC6EDA30864>. Skipping from backup target list
======================
avhypervvss Error <12588>: Writer component '139FAABC-9EC2-4886-B571-9AC6EDA30864<CSV>66841cd4-6ded-4f4b-8f17-fd23f8ddc3de:b20d28ce-768a-4bd4-91fa-ae8554e6639e:<Hostname-guestVM></CSV>' ( <Hostname-guestVM><139FAABC-9EC2-4886-B571-9AC6EDA30864<CSV>66841cd4-6ded-4f4b-8f17-fd23f8ddc3de:b20d28ce-768a-4bd4-91fa-ae8554e6639e:<Hyper-vHostname></CSV>> ) reported an error!
Failure code: 0x800423f4 : The writer experienced a non-transient error. If the backup process is retried,
the error is likely to reoccur.
Error Description: Unknown
avhypervvss Warning <41746>: Vss snapshot failed for VM GuestVMHostname<139FAABC-9EC2-4886-B571-9AC6EDA30864>. Skipping from backup target list
======================
- Registro eventi di sistema di Hyper-v:
Source - VDS Basic Provider
Event - Unexpected failure. Error code: 48F@01000003
Event - Unexpected failure. Error code: 48F@01000003
Registro eventi delle applicazioni Hyper-v
Source - VSS
Event -
A VSS writer has rejected an event with error 0x800423f4, The writer experienced a non-transient error. If the backup process is retried,
the error is likely to reoccur.
. 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:
PrepareForSnapshot Event
Context:
Execution Context: Writer
Writer Class Id: {6XXX1cd4-6ded-4f4b-8f17-fdXXf8XXc3de}
Writer Name: Microsoft Hyper-V VSS Writer
Writer Instance ID: {bXXX2dc4-972d-4c8c-9008-95XXXbe724ba}
Command Line: C:\Windows\system32\vmms.exe
Process ID: 240
======================
- Registri eventi delle applicazioni della VM guest:
Source - VSS
Event-
Volume Shadow Copy Service error: Error creating the Shadow Copy Provider COM class with CLSID {3XXX620c-e180-44f3-b154-24XXX46e4cb8} [0x80040154, Class not registered].
Operation:
Obtain a callable interface for this provider
Check If Volume Is Supported by Provider
Add a Volume to a Shadow Copy Set
Context:
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Class ID: {00000000-0000-0000-0000-000000000000}
Snapshot Context: 0
Execution Context: Coordinator
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Volume Name: \\?\Volume{23663f2d-d539-11e3-8c32-00155df54207}\
Execution Context: Coordinator
------------------------------------
Source - VSS
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 {3XXX620c-e180-44f3-b154-24XXX46e4cb8} and Name SW_PROV is [0x80040154], Class not registered
Operation:
Obtain a callable interface for this provider
Check If Volume Is Supported by Provider
Add a Volume to a Shadow Copy Set
Context:
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Class ID: {00000000-0000-0000-0000-000000000000}
Snapshot Context: 0
Execution Context: Coordinator
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Volume Name: \\?\Volume{23663f2d-d539-11e3-8c32-00155df54207}\
Execution Context: Coordinator
======================
Event-
Volume Shadow Copy Service error: Error creating the Shadow Copy Provider COM class with CLSID {3XXX620c-e180-44f3-b154-24XXX46e4cb8} [0x80040154, Class not registered].
Operation:
Obtain a callable interface for this provider
Check If Volume Is Supported by Provider
Add a Volume to a Shadow Copy Set
Context:
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Class ID: {00000000-0000-0000-0000-000000000000}
Snapshot Context: 0
Execution Context: Coordinator
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Volume Name: \\?\Volume{23663f2d-d539-11e3-8c32-00155df54207}\
Execution Context: Coordinator
------------------------------------
Source - VSS
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 {3XXX620c-e180-44f3-b154-24XXX46e4cb8} and Name SW_PROV is [0x80040154], Class not registered
Operation:
Obtain a callable interface for this provider
Check If Volume Is Supported by Provider
Add a Volume to a Shadow Copy Set
Context:
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Class ID: {00000000-0000-0000-0000-000000000000}
Snapshot Context: 0
Execution Context: Coordinator
Provider ID: {7XXX0e39-7dc5-4567-a03b-f0XXX6c7b092}
Volume Name: \\?\Volume{23663f2d-d539-11e3-8c32-00155df54207}\
Execution Context: Coordinator
======================
原因
Il software di backup precedente disponeva di un account per il servizio Copia shadow del volume nella VM guest impostato su un account AD.
解决方案
Procedura
- Aprire la console services.msc nella VM guest.
- Cercare il servizio "Copia shadow del volume" > Proprietà > Connessione > da "Il seguente account" passare ad "Account di sistema locale".
受影响的产品
Avamar产品
Avamar, Avamar Plug-in for Hyper-V VSS文章属性
文章编号: 000058312
文章类型: Solution
上次修改时间: 14 4月 2021
版本: 3
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