Failed to call RPC function 'Vss.FinishSnapshot'

Article Applicability The first part of the error document in this article, Failed to call RPC function , is common and occurs anytime an RPC function cannot be invoked. This article is specifically related to an issue where the VSS snapshot closes prematurely because the KeepSnapshot RPC calls...

Backup job fails with a SQL VSS Writer error after installing ACT! Software

Article Applicability This article is only applicable to a scenario involving all four of the following: 1. A Backup Job using Application-Aware Processing 2. A Guest OS with ACT! Software Installed 3. This VSS error: Writer's state: VSSWSFAILEDATPREPARESNAPSHOT. Error code: 0x800423f4. 4. This...

Veeam Service Provider Console – Compile and Upload Management Agent Logs

Challenge This article covers how to Management Agent logs for both client agents and the Cloud Connect agent. Solution Export Management Agent Logs To export Veeam Service Provider Console Management Agent logs for one or more client agents, please: 1. Log into the Veeam Service Provider Console...

Oracle Database Backup Fails With Event ID 44

Challenge Veeam Backup & Replication or Veeam Agent for Microsoft Windows jobs with Application-Aware Processing fail to process a Windows guest with Oracle database installed. The following symptoms are observed. The job fails with this or a similar error: Creating VSS snapshot Error: Failed to...

Event ID 9782 is thrown after successful backup

Challenge During Exchange 2010 application aware backup with "Copy only" option enabled you notice following events in Application event log on Exchange server: Log Name: Application Source: MSExchangeIS Date: 5/10/2018 5:38:39 PM Event ID: 9782 Task Category: Exchange VSS Writer Level: Error...

Oracle error has occurred. ORA-01031: insufficient privileges

Challenge VSS operations fails for Oracle with: Oracle error has occurred. ORA-01031: insufficient privileges Cause This error is caused by an incorrect configuration for the service account leveraged for VSS operations when processing Oracle databases Solution Review permissions requirements:...

Update to Microsoft Entra Connect causes SQL VSS issues

Article Applicability This article is specific to environments where the Azure AD Connect or Microsoft Entra Connect package is installed on the machine where Microsoft SQL Server is installed. Challenge You receive the following error during the guest processing: Unable to release guest. Error:...

Dell EqualLogic Group Manager throws an error "Request target not found" after successful backup

Challenge After a successful backup of VMs stored on Dell EqualLogic storage especially when the option Allow processing of multiple VMs with a single volume snapshot is enabled you may receive an error in Group Manager "iSCSI login to target 'X.X.X.X:Y' from initiator 'X:X:X:X::Z' failed for...

May 2016 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

May 2016 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 This update rollup is superseded by July 2016 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 KB3172614 that was released on July 21, 2016. The May 2016 update rollup for Windows RT 8.1,...

No Transaction Logs Truncated After Backup of Exchange DAG Passive Node

Article Applicability This article documents a niche issue caused by changes being made to the Exchange configuration. Challenge This article is specific to a scenario where all of the following are true: Microsoft Exchange transaction logs are not truncated after the backup completes. The...

NetApp hardware VSS provider limitation

Challenge Hyper-V Backup/Replication Job utilizing NetApp Data ONTAP VSS Hardware Provider reports warning or error message: "Another shadow copy creation is already in progress. Please wait a few moments and try again" Cause NetApp hardware VSS provider doesn't allow concurrent snapshot creation...

Cannot find anymore diff area candidates for volume

Challenge Backup or replication of a Windows OS fails. In the Windows event logs of the machine being backed up, there is an error with ID 8193 from source VSS: Volume Shadow Copy Service error: Unexpected error calling routine Cannot find anymore diff area candidates for volume...

Windows 10 VM Hyper-V Guest processing skipped on 2012 R2 Host

Challenge A Backup Job for a Windows 10 VM running on a 2012 R2 Hyper-V Host will fail to engage VSS when application-aware image processing is enabled, generating the error: Error Guest processing skipped check guest OS VSS state and integration components version System.Exception Cause This...

Transaction Log Truncation Failure for MSSQL Instances on Shared VHDX

Challenge When attempting to run a backup job for a Microsoft SQL Server that is in either a SQL Server Failover Cluster or AlwaysOn Failover Cluster with a shared VHDX, the backup job reports the warning: Failed to truncate transaction logs for SQL instances: . Possible reasons: lack of...

SQL VSS Writer is missing: databases will be backed up in crash-consistent state and transaction log processing will be skipped

Challenge A job displays the warning: SQL VSS Writer is missing: databases will be backed up in crash-consistent state and transaction log processing will be skipped Solution Support Scope Please note that the warning message displayed by Veeam Backup & Replication is a courtesy notification...

Unable to exclude files from snapshot: Shadow Copy Optimization Writer timed out

Challenge A Veeam Agent for Microsoft Windows backup job configured to operate in file-level backup mode with an entire volume selected and individual folders excluded, may fail with the error shown below. Unable to exclude files from snapshot: Shadow Copy Optimization Writer timed out. Cause The...

Cisco Catalyst 4500 SNMP Polling Denial of Service Vulnerability (Cisco-SA-20150402-CVE-2015-0687)

A vulnerability in the Simple Network Management Protocol SNMP code of Cisco Catalyst 4500 devices running Cisco IOS Software could allow an authenticated, remote attacker to cause a denial of service DoS condition. SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpt...

Windows VSS Writers and Corresponding Service Names

Purpose This article documents VSS Writers and their corresponding Windows services. For more information, reference Microsoft's In-Box VSS Writers article. Solution VSS Writer Name | Service Name | Service Display Name ---|---|--- ASR Writer | VSS | Volume Shadow Copy BITS Writer | BITS |...

CVE-2015-0687

The SNMP implementation in Cisco IOS 15.12SG4 on Catalyst 4500 devices, when single-switch Virtual Switching System VSS is configured, allows remote authenticated users to cause a denial of service device crash by performing SNMP polling, aka Bug ID CSCuq04574...

Code injection

The SNMP implementation in Cisco IOS 15.12SG4 on Catalyst 4500 devices, when single-switch Virtual Switching System VSS is configured, allows remote authenticated users to cause a denial of service device crash by performing SNMP polling, aka Bug ID CSCuq04574...