The dependency service or group failed to start

Challenge Cause This error is usually caused by one or more Windows VSS services being disabled. To fix it, you will need to go to Start Run, and enter "services.msc" without quotes. Here, you will see a list of services, their description, and whether or not they are running. Make sure RPC servi...

Failed to start client agent on the host

Backup job fails with the error: 'Failed to start client agent on the host '...', Timeout to start agent'...

Content-MD5 HTTP header is required for Put Object requests with Object Lock parameters

Challenge Jobs targeting an S3-Compatible repository fail with either of the following errors: Error: S3 error: Content-MD5 HTTP header is required for Put Object requests with Object Lock parameters Code: InvalidRequest Agent failed to process method S3 error: Checksum Type mismatch occurred,...

Release Information for Veeam Backup for Microsoft 365 8.3

More Recent Version Available Please find the latest version of Veeam Backup for Microsoft 365 here: Veeam Downloads - Latest Version Build Numbers and Versions of Veeam Backup for Microsoft 365 Requirements This release can be used to: upgrade an existing v7, v8, v8.1, or v8.2 deployment of Veea...

Assignment of the ApplicationImpersonation Role Fails With Error

Challenge In Microsoft 365 organizations using modern app-only authentication, an attempt to assign the ApplicationImpersonation role, which is required for data restore with Veeam Explorer for Microsoft Exchange , fails with the following error:...

Granular sudo Permissions for Installing Veeam Plug-ins for Enterprise Applications using Protection Groups

Challenge This article provides an example granular 'sudoer' configuration for the Linux account that will be used by Veeam Backup & Replication when installing Veeam Plug-Ins for Enterprise Applications using a Protection Group, specifically for Veeam Plug-in for Oracle RMAN and Veeam Plug-in fo...

Veeam Kasten GSB backups fail with the error "mkdir /tmp/kopia-log: read-only file system"

Challenge The backup for the workloads that uses Generic Storage Backup GSB fails with the error: mkdir /tmp/kopia-log: read-only file system\r\nUnable to create logs directory: mkdir /tmp/kopia-log: read-only file system Cause Veeam Kasten for Kubernetes 's datamover needs write access to the /t...

How to Configure WDS to PXE Boot Veeam Agent for Microsoft Windows Recovery Media

Purpose This article documents a method to configure Windows Deployment Services WDS to PXE boot the Veeam Agent for Microsoft Windows Recovery Media over a network. Solution General Guidance Disclaimer The information provided below is intended only as general guidance. The method and...

How to Change Veeam Service Provider Console UI Language

Veeam Service Provider Console 9.1 Integrated Feature Starting with Veeam Service Provider Console 9.1, the ability to assign and customize the Portal Language is now an integrated feature able to be configured via the Web UI: Veeam Service Provider Console 9.1 - Configuring Portal Language Artic...

How to Create Secure IAM Policy for Connection to S3 Object Storage

KB ID: | 3151 ---|--- Product: | Veeam Backup & Replication Published: | 2020-04-21 Last Modified: | 2026-08-10 Get weekly article updates SUBSCRIBE By subscribing, you are agreeing to have your personal information managed in accordance with the terms of Veeam's Privacy Notice. Cheers for trusti...

How to Backup The Veeam ONE SQL Database

Purpose This article documents methods to back up the Veeam ONE SQL database. This is useful when you have to do a backup before an upgrade or if you have been asked to provide a backup of Veeam ONE database to Veeam Support for further in-depth analysis. Solution Identify the Location of the Vee...

Restoring Domain Controller from an Application-Aware backup

Article Applicability The details discussed in this article are related only to Domain Controllers that are not virtual machines in a Hyper-V environment. In Hyper-V environments, Domain Controller VMs are not modified to change the boot method during restore because the HV Integration Tools noti...

Hyperlinks in SSRS-based reports do not work

Challenge Some hyperlinks in SSRS-based reports expire in 20 minutes version 6.0-10.0. NOTE: In Veeam ONE Reporter v11 the timeout is 12 hours. Cause The behavior is caused by Microsoft SSRS implementation specifics. Solution This behavior is by Microsoft SSRS design. More Information If you have...

Outbound Public IP Addresses Used by Veeam Data Cloud

Purpose This article lists the outbound public IP addresses that Veeam Data Cloud uses when connecting from the cloud to infrastructure that a customer hosts and controls, for example a Microsoft Azure Key Vault used for BYOK encryption. These addresses are not used for inbound connections made t...

List of Security Fixes and Improvements in Veeam Plug-in for KubeVirt

Purpose This article describes all security-related fixes and improvements introduced in each release or update of Veeam Plug-in for KubeVirt. This article aims to provide our customers' security and compliance teams with detailed information on security improvements between releases. Security...

Build Numbers and Versions of Veeam Plug-In for KubeVirt

This KB article lists all versions of the Veeam Plug-In for KubeVirt and their respective worker build numbers. Version | Plug-In / Worker Build | Release Date ---|---|--- Veeam Plug-In for KubeVirt 1 Releases Veeam Plug-In for KubeVirt 1.0 Independent Plug-In Release | 13.1.0.428 | 2026-09-08...

Hyper-V SureBackup Task Failure: "VM was created with the later version of Hyper-V than the one installed on host"

Challenge A task within a SureBackup job for a Hyper-V environment fails with the error: Error: VM was created with the later version of Hyper-V than the one installed on host Cause This error occurs when the Virtual Lab in use by the SureBackup job is located on a host that is running a version ...

Release Information for Veeam Plug-In for Google Cloud 5 Patches

Requirements Please confirm that you are running version Veeam Plug-In for Google Cloud 5 build 5.0.0.1297 or later before upgrading. You can find the currently installed build number Server version in the About section under Configuration | Support Information | Updates. After installing Veeam...

Backup error: "The instance configuration for this AWS Marketplace product is not supported."

Challenge The backup of an EC2 instance fails with the following error: Processing "instance-name" failed: The instance configuration for this AWS Marketplace product is not supported. Please see the AWS Marketplace site for more information about supported instance types, regions, and operating...

Increase in API Calls when Performing Direct Backups to Immutable Object Storage

Article Applicability This article was created to address high API usage observed with Veeam Backup & Replication 12.x. Starting in Veeam Backup & Replication 13, improvements were made to the handling of immutability-related API calls, which will significantly reduce the number of API calls that...

Intermittent SAP HANA Log Backup Monitoring Failures

This article documents an error that may occur during an SAP HANA Log Backup. Challenge SAP HANA log backup monitoring fails to detect log backups during monitoring intervals. The following warning message precedes the RPO violation error in the action log for the log backup monitoring job: Curre...

Veeam Experimental Support Statement

Challenge Veeam support statement for features and functionality marked as "experimental". Cause Features and functionality marked as "Experimental" allow customers access to software features that are still in the early stages of Veeam's quality control process which have not been thoroughly...

Antivirus Exclusions for Veeam ONE

Purpose This article documents antivirus exclusions that may be created to reduce the impact that antivirus software has on the functionality of Veeam ONE. These antivirus exclusions may be applied to the Windows built-in antivirus or third-party antivirus software. Note: Antivirus will not alway...

Surebackup with the Domain Controller role enabled causes Windows crash (the “blue screen” error) on the Veeam Backup server.

Challenge During a SureBackup or SureReplica job that processes a VM that has been configured to use the Domain Controller role, a Windows "blue screen" error occurs on the Veeam Backup Server. Cause Veeam Backup & Replication software mounts the VM's VMDK using VDK which can cause some anti-viru...

Backup job reports Unfreeze Error (Over VIX)

Challenge Backup job returns an error: Unfreeze error over VIX: Backup job failed. Running vssadmin list writers command within the guest may result in: Non-Retryable error for Volume Shadow Copy Service VSS of the Microsoft Exchange Replication service Cause This issue is Microsoft-related and...

Standalone Veeam Agent for Unix Fails to Connect to Veeam Backup Server After Certificate Changed Twice

Challenge Veeam Agent for IBM AIX or Veeam Agent for Oracle Solaris operating in standalone mode is unable to connect to its configured Veeam Backup Server. Backup jobs fail to start, and attempts to resynchronize or edit the connection fail with the following error: Self-signed certificate This...

Vulnerabilities Resolved in Veeam Backup & Replication 12.3.2.4165 Patch

All vulnerabilities documented in this article were resolved in Veeam Backup & Replication 12.3.2.4165 Patch. Veeam Product Latest Version Download Page Veeam Software Security Commitment Veeam® is committed to ensuring its products protect customers from potential risks. As part of that...

Veeam Cloud Service Provider Case Administrator FAQ

Intended Audience This article contains information that is relevant to Veeam Cloud Service Providers. If you are not a Veeam Cloud Service Provider, please review the following: KB2211: My Account Portal - Role Management FAQ Case Administrator Assignment Restrictions Attempting to assign a case...

"Backup performance data collection failure"

Challenge Veeam ONE raises the Backup performance data collection failure alarm. Example 1 - Performance data cannot be collected from the repository associated with Veeam Backup & Replication. Example 2 - Performance data cannot be collected from a Hyper-V host managed by Veeam Backup &...

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...

How to Use SFTP With Multi-OS FLR

New Feature for Improve Restore Performance Starting in Veeam Backup & Replication 11, when performing a Multi-OS File Level Restore Linux FLR, it is now possible to select an existing Linux machine to act as the helper appliance where the backup files will be mounted to retrieve files. This now...

SureBackup fails: Failed to call RPC function - Access is Denied

Challenge When the Veeam vPower NFS Service on the Mount Server used by the SureBackup job is set to use any account other than Local SystemThe default configuration is for the Veeam vPower NFS Service to "Log On As" the 'Local System' account., and that account is not a member of the Local...

Veeam Management Pack for Microsoft System Center / Veeam Backup & Replication 13 Compatibility

Article Applicability The patch on this article only enables monitoring of Windows-based Veeam Backup & Replication 13.x deployments. Veeam Management Pack for Microsoft System Center 9a does not support monitoring Veeam Software Appliance. Challenge After Veeam Backup & Replication is upgraded t...

Release Information for Veeam Backup for Microsoft 365 8 Cumulative Patches

More Recent Version Available Please find the latest version of Veeam Backup for Microsoft 365 here: Veeam Downloads - Latest Version Requirements This Cumulative Patch can be used to: update manually from a previous Veeam Backup for Microsoft 365 8 release to the latest Cumulative Patch. upgrade...

Linux Hardened Repository Unable to Update Immutability or Remove Restore Points due to SGID

Article Applicability The errors in this article may occur for other reasons, this article is specifically relevant to a situation in which these errors occur because the folder where the backup files are stored has an SGID Set-Group ID configured. Example: backupsvc@rhel9$ ls -l total 1 drwxr-s...

How to Collect Logs for Veeam Plug-in for IBM Db2

Purpose This article documents how to collect the diagnostic information needed for a support case involving the Veeam Plug-in for IBM Db2. Solution 1. Collect diagnostic information as documented in the five sections below. 2. Combine the data into a single .zip file. 3. Attach the zip file to t...

Veeam Plug-In for AWS Private Network Deployment Automation

Purpose This article provides information about Veeam Plug-In for AWS support for private deployment mode. It will explain how to use the attached script to configure network settings for buckets used as repositories and workers used for backups. To learn more about implementing Private Deploymen...

Failed to call RPC function: Error code: 0x80131500

Challenge Backup of Remote Desktop Server VMs with Application-Aware Processing may fail with an Unknown error, error code 0x80131500. You will see error messages similar to: "Failed to call RPC function 'Vss.GetSqlInfoForLastSnapshot2': Error code: 0x80131500. Failed to invoke func...

How to configure antivirus configuration XML file for secure restore

Challenge The article provides information on adding additional antivirus options to Veeam Backup & Replication Secure Restore. NOTE : When adding an antivirus that is not already predefined, you may need to contact the antivirus vendor for assistance to gather the required attributes and exit...

Veeam Agent for Microsoft Windows Job Displays the Warning: "Disk is running low on free space"

Challenge A Veeam Agent for Microsoft Windows backup job lists the warning: Disk is running low on free space Copy Log Example C:\ProgramData\Veeam\Endpoint\jobname \Job.jobname.Backup.log Info EpFreeSpaceHelper Volume 'New Volume D:', isSystem=False length is 10718543872 bytes. Free space...

Your backup administrator chose not to enable this functionality.

Challenge In the process of importing encrypted backup files for which you do not have the password, attempting to use the "I have lost the password" feature produces the error: Your backup administrator chose not to enable this functionality. Cause This occurs because the backup file was created...

How to install a standalone Veeam Report Viewer

Purpose You need to install a standalone Veeam Report Viewer to view offline reports. Solution There are several options to install Veeam Report Viewer: Veeam ONE ISO file : You can start Veeam Report Viewer setup from the ISO file: VeeamONE10.0.0.750.iso\Redistr\ReportViewer.msi. Veeam ONE...

VMware Objects are not visible in Ops Mgr

Challenge Either of the following scenarios apply: 1. No virtual infrastructure objects e.g., Clusters, Hosts, or VMs appear in the OpsMgr Console. Additionally, you may receive an alert in Ops Mgr from the Veeam Management Pack for Microsoft System Center Collector as follows: Alert Name: Agent...

How to manually test hotadd functionality

Purpose This article documents the procedure for manually performing hotadd to test whether a Veeam Backup Proxy can attach a VM's base disks. Solution Requirements and Limitations Before testing, review Virtual Appliance HOTADD Requirements and Limitations Review KB1054:Appliance Mode Hotadd...

Release Information for Veeam Plug-In for Microsoft Azure 9.1

Release Information 13.9.1.407 2026-09-08 Resolved issues General Storage account credentials are stored in plain text on worker appliances. Configuration Backup Configuration backup for the managed backup appliance fails after upgrading Veeam Backup & Replication to version 13.1. Under certain...

Data Import for Veeam Data Cloud for Salesforce

Purpose This article explains the Data Import feature in Veeam Data Cloud for Salesforce VDCSF: what it does, which sources it currently supports, and how to prepare data for importation. This article is a feature summary only. Full procedural documentation can be found in the VDCSF User Guide...

How to Collect Logs from Veeam Appliance Installer

Purpose This article documents how to collect logs from the installer for the Software Appliances included with Veeam Backup & Replication 13 Veeam Software Appliance, Veeam Infrastructure Appliance, and Veeam Hardened Repository Appliance. This procedure may be required if an installation-relate...

NAS Backup to Tape and FLR fails with "Invalid ACL data"

Challenge A File to Tape Backup job e.g., SMB Share to Tape, NFS Share to Tape, or File Server to Tape or a File Restore from Tape fails with the error: Error Invalid ACL data. Error: Unable to find ObjectVersion in cache for the file. File path: X Other symptoms include: A failing file enumerati...

How to Clean Up Veeam Kasten for Kubernetes Manual Backups

Purpose This article provides an overview of scenarios where out-of-schedule restorePoints are created and how to identify and remove them. Cause With Veeam Kasten for Kubernetes , there are multiple ways to take backups & exports. A manual backup/export from the application menu. A manual policy...

Release Information for Veeam ONE 12 Cumulative Patches

This update was superseded by Veeam ONE 12.1. Requirements This Cumulative Patch can be used to: update from a previous Veeam ONE 12 release to the latest Cumulative Patch. upgrade an existing pre-12 Veeam ONEVeeam ONE 10a 10.0.2.1094 Veeam ONE 11 11.0.0.1379 Veeam ONE 11a 11.0.1.1880 server to...