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Error With Oracle VSS Writer: Unable to release guest (Doc ID 1604078.1)

Last updated on FEBRUARY 14, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

 

When We try backup the Oracle Database with VSS, we have this error :

Unable to release guest. Error: Unfreeze error: [Backup job failed. Cannot create a shadow copy of the volumes containing writer's data. A VSS critical writer has failed. Writer name: [Oracle VSS Writer - DC7]. Class ID: [{< class id>}]. Instance ID: [{< instance id>}]. Writer's state: [VSS_WS_FAILED_AT_POST_SNAPSHOT]. Error code: [0x800423f3].]

Error: Unfreeze error: [Backup job failed. Cannot create a shadow copy of the volumes containing writer's data. A VSS critical writer has failed. Writer name: [Oracle VSS Writer - DC7]. Class ID: [{< class id>}]. Instance ID: [{< instance id>}]. Writer's state: [VSS_WS_FAILED_AT_POST_SNAPSHOT]. Error code: [0x800423f3].]

 

Error: Unfreeze error: [Backup job failed. Cannot create a shadow copy of the volumes containing writer's data.

A VSS critical writer has failed. Writer name: [Oracle VSS Writer - DC7]. Class ID: [{< class id>}].

Instance ID: [{< instance id>}].

Writer's state: [VSS_WS_FAILED_AT_POST_SNAPSHOT]. Error code: [0x800423f3].]



 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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