How to Activate Access to Microsoft Graph Teams Export APIs

Preliminary Action This article documents how to configure your app registration to access the Microsoft Graph Export API for Teams, which is necessary to enable Veeam Backup for Microsoft 365 6a and newer to protect Teams public channel posts. Once the Teams Protected APIs are accessible and Vee...

How to Customize the VSPC Welcome Email

Purpose This article documents how to customize the Welcome emails sent out by Veeam Service Provider Console. Solution Requirements and Considerations for Modifying the Welcome Email Template File To modify the Welcome email template file effectively, proficiency in XML, HTML, and XSLT is...

Repository 'Used Space' Value Greater Than 'Capacity'

Challenge A Repository listed under Backup Infrastructure Backup Repositories has a 'Used Space' value that is greater than the 'Capacity' of the storage. Cause This occurs when repositories are backed by storage that has the ability to reduce the space used by restore points, like deduplication...

How to Create a Veeam Support Case

Phone Support To improve case handling, you must Open a Case via the portal before calling in. The phone system will ask for your case number and use advanced routing to connect you with the engineer handling your case or an appropriate product/feature specialized support engineer. Purpose This...

CreateSnapshot failed, the operation is not allowed in the current state

Challenge A task fails for a vSphere Virtual Machine that is being processed by Veeam Backup & Replication with the error: Error: The operation is not allowed in the current state. A related error can be seen in the vSphere Client for the VM: This error may occur during any job in which Veeam...

PostgreSQL Connection and Authorization Information

Article Applicability This article provides general information regarding PostgreSQL configuration and connectivity. The details are based on and tested exclusively with Windows-based PostgreSQL instances installed by Veeam products such as Veeam Backup & Replication, Veeam ONE, and Veeam Backup...

Applying Custom Settings to Veeam Software Appliance

Purpose This article documents the configuration files on the Veeam Software Appliance that correspond to registry locations in Windows used for custom settings in Veeam Backup & Replication. Custom registry-based settings for Veeam Backup & Replication on Windows can also be applied to the Veeam...

Veeam Recovery Orchestrator Vulnerability (CVE-2024-29855)

Veeam Software Security Commitment Veeam® is committed to ensuring its products protect customers from potential risks. As part of that commitment, we operate a Vulnerability Disclosure Program VDP for all Veeam products and perform extensive internal code audits. When a vulnerability is...

StoreOnce and Veeam Immutability Compatibility

Challenge A backup job that targets an HPE StoreOnce Catalyst repository may display either of the following messages: In Veeam Backup & Replication 12.0, the job will fail and display the error: OSCLTERRIMMUTABLEEPOCHREQUESTEXCEEDSMAXIMUM. Err: -1817 In Veeam Backup & Replication 12.1, the job...

Veeam Recovery Media for Linux OS, Workarounds

This article documents rare issues that may be experienced when using the Veeam Recovery Media for Linux OSs and workarounds for them. Veeam Recovery Media fails to boot from a USB flash drive created with third-party ISO flashing software. Challenge A Linux machine cannot boot the Veeam Recovery...

Veeam Guest Catalog Service does not start after upgrade

Challenge After a consecutive upgrade of Veeam Backup & Replication and Enterprise Manager to a newer version, VeeamCatalogSvc fails to start if the EM database is located on a remote server. Cause The account that is used to start VeeamCatalogSVC might not have access to the Veeam Enterprise...

List of Security Fixes and Improvements in Veeam Agent for Linux

Purpose This article describes all security-related fixes and improvements introduced in each release or update of Veeam Agent for Linux. The goal of this article is to provide our customers' security and compliance teams with the detailed information on security improvements between releases, in...

Exchange Backup Jobs Warning "Failed to find group owner account"

Challenge Backup jobs with Microsoft Exchange items may result in the warning message shown in both the Veeam Backup for Microsoft 365 console and the Veeam.Archiver.Proxy.log file. Processing mailbox $mailboxName completed with warning: Failed to find group owner account This appears in the...

How to Collect Logs for Veeam Plug-in for SAP HANA

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

Deduplication Ratio Does Not Reflect Deduplicating Storage

Challenge In the backup properties, the "Data Size" or "Backup Size" is larger than expected, or the "Deduplication" column in the backup statistics is different from the ratio reported by duplicating storage appliances. Cause Veeam Backup & Replication does not request information from storage...

How to Export SQL Logs

Purpose This article documents how to export logs from the two SQL database engines used by Veeam Backup & Replication: Microsoft SQL Server PostgreSQL Solution Microsoft SQL Server Log Collection The following steps require Microsoft SQL Server Management Studio SSMS. 1. Open Microsoft SQL Serve...

Operation was canceled by user

Challenge Job fails with error message: Error Operation was canceled by user Cause The two main causes of this error are: 1. A backup window has been configured within the job. 2. The user canceled the job. Solution If the issue was caused by a backup window, please reconfigure the backup window...

Tape Jobs fail with I/O errors or (SCSI) Bus resets

Challenge Failures occur during the File to tape or Backup to tape jobs. The jobname.log shows error messages similar to: error: The request could not be performed because of an I/O device error error: Tape fatal error.\nThe I/O bus was reset Cause Depending on the type of connection, controller ...

How to Migrate the Veeam ONE Database

Article Applicability This article is specifically about relocating the Veeam ONE database to a different Microsoft SQL Server Instance and the Veeam ONE deployment remaining on the same machine. For information about relocating the Veeam ONE deployment, review: KB1801: How to Migrate Veeam ONE...

How to reset vSphere Virtual Machine CBT

Purpose This document provides details for resetting the CBT Changed Block Tracking of a vSphere VM. The Veeam Backup & Replication may display the following message: CBT data is invalid, failing over to legacy incremental backup. No action is required, next job run should start using CBT again. ...

How to Exclude Machines from Proactive Malware Scanning

Article Applicability This article is relevant only to Veeam Backup & Replication 13.0.x builds. Starting with Veeam Backup & Replication 13.1 the Proactive investigation feature can now be enabled or disabled for individual protected machines using the Veeam Backup & Replication Web UI. Purpose...

Exchange Backup Fails With: "There is an error in XML document"

Challenge Starting on December 11th, 2023, Exchange backup within Veeam Backup for Microsoft 365 fails with the following errors: There is an error in XML document and The specified type was not recognized: name='SharingMessage' Cause Veeam has observed that there have been changes to the structu...

How to Move Veeam Backup for Microsoft 365 to a New Server

Purpose This article documents the procedure for moving resources assigned to a Veeam Backup for Microsoft 365 server installation to a new Veeam Backup for Microsoft 365 server. At this time, there is no way to export the configuration of Veeam Backup for Microsoft 365. As such,all organizations...

Adding DDboost repository results in error 5049 or 5037

When attempting to add an EMC Data Domain repository, one of the following errors is received:Illegal operation. Err: 5037Failed to connect to '\datadomain'.ORUnable to connect to Data Domain...

Antivirus Exclusions for Veeam Agent for Microsoft Windows

Purpose This article documents antivirus exclusions that may be created to reduce the impact that antivirus software has on the functionality of Veeam Agent for Microsoft Windows. These antivirus exclusions may be applied to the Windows built-in antivirus or third-party antivirus software. Note:...

Error “Unexpected VHD Feature Mask ‘6’” on Hyper-V backup or replication job

Challenge The feature mask 6 error is Hyper-V specific. This KB covers that error and how to resolve it. Cause Feature mask 6 errors most often occur when a Hyper-V VM was a Physical to Virtual conversion using third party software. The issue is that some third party converter software creates th...

How to Start a SureBackup Job in Troubleshooting Mode

Purpose This article documents how to start an individual VM that has failed SureBackup validation in "Troubleshooting mode." Solution Troubleshooting Mode causes the selected VM in the SureBackup job to be powered on and remains on, despite possible test failures. This can be very useful for...

Migration to Unified Veeam Data Cloud FAQ

Below are the most commonly asked questions. What changed with the Veeam Data Cloud for Microsoft 365 experience? Veeam transitioned customers to the Veeam Data Cloud Platform, a unified multi-workload interface. This new experience allows customers to manage Microsoft 365, Entra ID, Salesforce,...

File-Level Recovery (FLR) in Veeam Kasten for Kubernetes

Purpose This article documents how to perform enterprise-grade protection and granular recovery of Kubernetes workloads using Veeam Kasten for Kubernetes integrated with Veeam Backup & Replication VBR. It provides step-by-step guidance on creating backup policies, exporting backups to VBR, and...

Release History for Veeam ONE version 12

Veeam ONE v12 Releases 12.3.0.4670 2024-12-03 Release Notes What's New Download Veeam ONE 12.3.0.4670 12.2.0.4093 2024-08-28 Release Notes What's New Download Veeam ONE 12.2.0.4093 12.1.0.3208 2023-12-05 Release Notes What's New User Guide Archive Download Veeam ONE 12.1.0.3208 12.0.1.2591...

"HTTP protocol is not supported, please use HTTPS." Error When Adding Object Storage

Challenge When attempting to add an S3-compatible Object Storage Repository, the wizard displays the error: HTTP protocol is not supported, please use HTTPS. If the service point is then modified to change to HTTPS, the wizard then displays the error: Failed to retrieve certificate from...

Agent Backup Job Fails With "Veeam Backup and Replication version is not compatible with Veeam Agent for Windows"

Challenge After upgrading Veeam Agent for Microsoft Windows , the backup job fails to run and displays the error message: Error: Managed session has failed: Veeam Backup and Replication version is not compatible with Veeam Agent for Windows. Cause This error occurs when the version of Veeam Agent...

How to Set Custom VLAN ID in Recovery Media

Purpose This article documents how to configure the Veeam Agent for Microsoft Windows Recovery Media to use a specific VLAN ID. Use Case: You need to access a repository located in a different VLAN than the original machine was using. Solution Because the Recovery Media is based on WinPE, which...

My Account Portal - Role Management FAQ

Click here for Case Administrator FAQ for Veeam Cloud Service Providers Case Opening Restrictions Only users with the roles of License Administrator or Case Administrator are authorized to submit support cases. Please confirm the identity of the License Administrator associated with your company'...

How to configure Email Notifications when using Gmail or Google Apps Mail

Solution Select the product below to be taken to the product-specific information for using Google Gmail to send email notifications. Veeam Backup & Replication v12 Veeam Backup & Replication v13 Veeam ONE v12 Veeam ONE v13 Veeam Backup for Microsoft 365 v7+ Veeam Agent for Microsoft Windows v6+...

Failed to call RPC function 'StartAgent': Timed out requesting agent port for client sessions.

Challenge A task fails with the error: Error: Failed to call RPC function 'StartAgent': Timed out requesting agent port for client sessions. Cause These errors may occur because of either: A firewall prevents the remote machine from initiating communication on one or more of the assigned...

VSSControl: -2147024784 / 0x80070070: There is not enough space on disk

Challenge A job with Guest Processing enabled fails with either: VSSControl: -2147024784 Backup job failed. Cannot create a shadow copy of the volumes containing writer's data. Cannot prepare the Exchange server data to a subsequent restore operation. Cannot store backup/restore manifest. Serial...

Dell Unity Storage - "Unable to validate the specified certificate (Error Code: 0x1000100)"

Challenge When attempting to add a Dell Unity Storage Appliance that has been upgraded to firmware version 5.5 to Veeam Backup & Replication or operate backups to such storage, the following error occurs: Unable to validate the specified certificate Error Code: 0x1000100 Cause An investigation by...

Download and Manage VCSP Licenses On The Pulse Portal

Purpose Accessing and managing the hosting rental Veeam Cloud & Service Provider licenses on the VCSP Pulse self-service portal. VCSP Pulse is an automated platform where the Service Providers can generate, edit, manage, and download rental licenses directly. The platform represents a collaborati...

VM Disk Labels Out of Order After Restore

Challenge After Instant VM Recovery or Full VM Restore, a VMware VM appears to have been restored with its disks out of order. However, the disk files are each associated with the correct SCSI, IDE, or SATA disk IDs, disks are not out of order within the VM guest OS, and the VM otherwise function...

The process cannot access the file because it is being used by another process

Antivirus Interference Antivirus software can cause access issues similar to those documented in this article. Such interference often occurs when security software detects a Veeam process attempting to access a file and simultaneously locks the file for inspection, coinciding with the Veeam...

Installing package Transport Error: Error 1935.An error occurred during the installation of assembly component

Challenge When Veeam Backup & Replication attempts to install the Veeam Transport package VeeamTransport.msiC:\Program Files\Veeam\Backup and Replication\Backup\Packages\VeeamTransport.msi the package fails to install, and the following errors may be displayed in the UI: Installing package...

VSS Freeze Wait Timeout

Challenge A Backup or Replication tasks fails with the following errors: "VSSControl: Failed to prepare guest for freeze, wait timeout 900 sec." "VSSControl: Failed to freeze guest, wait timeout" Solution Possible Security Software Interference Anti-virus software may impede VSS operations. As an...

Vulnerabilities Resolved in Veeam Backup & Replication 13.0.1.1071

All vulnerabilities documented in this article were resolved in Veeam Backup & Replication 13.0.1.1071. 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 commitment, we...

Veeam Backup & Replication 13.0.1 In-Place Upgrade Version Requirement

Challenge When attempting to upgrade an existing Veeam Backup & Replication deployment to version 13, the installer displays a message stating: Unable to upgrade Veeam Backup & Replication: you can upgrade from version 12.3.1.1139 or later only. Solution Before attempting an in-place upgrade to...

Release Information for Veeam Backup for Microsoft 365 8.2 and Cumulative Patches

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: update manually from a previous Veeam Backup for Microsoft 3...

Windows 11 24H2 | Server 2025 - Recovery Media Issue

Issue Resolved in May 13 2025 Windows Update KB5058411 The underlying issue causing recovery media to have the problems documented in this article was resolved in Microsoft Update KB5058411 for Windows 11 and Server 2025. After applying the update, the recovery media must be recreated. Challenge...

Veeam Plug-In for Microsoft Azure Vulnerability - CVE-2025-23082

Veeam Software Security Commitment Veeam® is committed to ensuring its products protect customers from potential risks. As part of that commitment, we operate a Vulnerability Disclosure Program VDP for all Veeam products and perform extensive internal code audits. When a vulnerability is...

"Database connection settings for the Microsoft Entra ID backup repository cannot be found."

If you are encountering this error after recently upgrading to Veeam Backup & Replication 12.3, and that upgrade failed on the first attempt, and you attempted the upgrade a second time, please review the section discussing "For Customers Who Ran the Upgrade a Second Time and It Succeeded" on...

Release History for Veeam Service Provider Console 8.1

Newer Product Version Available A complete list of Veeam Service Provider Console versions and their release dates is available on KB4464: Build Numbers and Versions of Veeam Service Provider Console. Veeam Service Provider Console 8.1 Builds 8.1.0.21999 Security Vulnerabilities CVE- 2024-42448 |...