How to Manually Update GPG key on Veeam Hardened Repository Appliance

Article Applicability This article is specifically regarding the Veeam Hardened Repository ISO v2 appliance, which was distributed alongside Veeam Backup & Replication 12. For information about manually updating the GPG key on the appliances associated with Veeam Backup & Replication 13, review...

Vulnerabilities Resolved in Veeam Backup & Replication 13.0.1.2067

All vulnerabilities documented in this article were resolved in Veeam Backup & Replication 13.0.1.2067. 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...

Vulnerabilities Resolved in Veeam Backup & Replication 12.3.2.4465

All vulnerabilities documented in this article were resolved in Veeam Backup & Replication 12.3.2.4465. 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...

Build Numbers and Versions of Veeam Plug-In for HPE Morpheus VM Essentials

This KB article lists all versions of the Veeam Plug-in for HPE Morpheus VM Essentials and their respective worker build numbers. Version | Plug-In / Worker Build | Release Date ---|---|--- Veeam Plug-in for HPE Morpheus VM Essentials 2 Releases Veeam Plug-in for HPE Morpheus VM Essentials 2.0...

Unable to Generate Reports Due to Error “Veeam ONE Caching Service Maintenance”

Challenge When attempting to generate reports in Veeam ONE the report fails to load and instead for following error is displayed: Veeam ONE Caching Service Maintenance The caching service database is being prepared for the maintenance window. Often, when this error is shown, the following error...

"Specified user does not have permissions to add backup server"

Challenge When attempting to add a Veeam Backup & Replication server to Veeam ONE, the following error occurs: Specified user does not have permissions to add backup server Cause This error occurs when the account used by Veeam ONE to connect to the Veeam Backup & Replication server either does n...

"4BDN: Connected Salesforce Org already exists"

Issue Resolved in New Version The issue documented in this article was resolved in Veeam Backup for Salesforce 3.2. Challenge When attempting to add a Salesforce sandbox to an on-premise installation of Veeam Backup for Salesforce , the following error occurs: 4BDN: Connected Salesforce Org...

List of Security Fixes and Improvements in Veeam Kasten for Kubernetes

Purpose This article describes all security-related fixes and improvements introduced in each release or update of Veeam Kasten for Kubernetes. This article aims to provide our customers' security and compliance teams with detailed information on security improvements. Full product release notes...

Veeam Agent for Microsoft Windows Service Fails to Start After Upgrading .NET Components

Challenge After upgrading .NET components on a machine where Veeam Agent for Microsoft Windows is installed, the "Veeam Agent for Microsoft Windows" service fails to start. Windows could not start the Veeam Agent for Microsoft Windows service on Local Computer. Error 1053: The service did not...

Support Statement — Microsoft 365 Changes to Throttling Enforcement

Support Statement This article documents upcoming changes Microsoft is making to application throttling enforcement in Microsoft 365 environments and its potential impact on customers using Veeam Backup for Microsoft 365 and Veeam Data Cloud for Microsoft 365. What's changing? Microsoft has...

Veeam Operations Fail When the Backup Server Has Limited Internet Access

Article Applicability This article addresses an issue that may occur when using a Windows-based deployment of Veeam Backup & Replication v13, where the Veeam Backup Server or other Windows-based component servers are isolated from the internet or subject to significant firewall restrictions...

Veeam ONE Upgrade Fails with "Win32 exception occurred while executing SQL script."

Challenge When upgrading Veeam ONE from version 12.3 to version 13, the following error occurs: Win32 exception occurred while executing SQL script. Error code: 0x80004004. Error details: The SELECT permission was denied on the object 'sysjobs', database 'msdb', schema 'dbo'. Cause This error...

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...

Veeam Backup & Replication Platform Migration Guide (Windows to Linux)

Article Applicability This article is related to a new capability to migrate the configuration of a Windows-based Veeam Backup & Replication deployment to a Veeam Software Appliance. Due to the variability in how Veeam Backup & Replication can be used, configured, and deployed, and the complexity...

Hardened Repository error: "veeam-grp-backup group has no rights on the backup folder"

Challenge When editing the properties of a Hardened Repository that has been upgraded to Veeam Hardened Repository version 13 for Veeam Backup & Replication 13 using the Veeam Infrastructure Appliance ISO, and was originally created using the Veeam Hardened Repository ISO version 2.0 for Veeam...

How to Change Where Logs are Stored on the Veeam Appliances

Changing Log Location Will Break Automated Log Collection The automated log collection tools built into both the Veeam Backup & Replication Web UI of the Veeam Software Appliance and the "Create support bundle" function within the Host Management Console collect logs only from the default log...

Most Common Issues with Salesforce Connected App in Veeam Data Cloud for Salesforce

Purpose This article documents the changes to Connected App usage in Veeam Data Cloud for Salesforce resulting from Salesforce's restriction of uninstalled connected apps, effective Autumn 2025. It provides guidance on authorization requirements, common connection errors, and necessary permission...

Failed to perform post-processing for plug-in. Error: The issuer certificate does not have a Basic Constraints extension.

Challenge After upgrading a Windows-based Veeam Backup & Replication deployment to version 13.0.1 or higher, the following error may occur: Failed to perform post-processing for plug-in $pluginName Linux $machine Error: The issuer certificate does not have a Basic Constraints extension. Examples:...

Restore to AWS EC2 Fails with: "ClientError: Unknown OS / Missing OS files" or "FirstBootFailure"

Challenge When restoring a VM to AWS EC2, one of the following errors occurs: StatusMessage: "CLIENTERROR : ClientError: Unknown OS / Missing OS files." Failed to import machine to Amazon EC2: CLIENTERROR : FirstBootFailure: This import request failed because the instance failed to boot and...

Restore to Google Compute Engine Fails with API Errors When Using Helper Appliance

Challenge When restoring a VM to Google Compute Engine GCE, the following errors occur: For Windows platform: Failed to restore to GCE: import-image: datestamp step "import" run error: step "wait-for-bootstrap" did not complete within the specified timeout of 20m0s System.Exception For Linux...

How to Manually Change the VSA Host Management Certificate

Purpose This article documents the procedure for updating the Host Management Certificate used by the VSA Veeam Software Appliance. Note: The ability to update the certificate via the VSA Host Management Console may be added in a future version; however, as of version 13.0, it must be completed b...

Failed to create a restore point: PostgreSQL database operation failed multiple times with transient error.

Challenge After upgrading to Veeam Backup for Microsoft 365 8.2 or 8.3, jobs fail with the erorr: Failed to create a restore point: PostgreSQL database operation failed multiple times with transient error. Cause This issue occurs because various one-time PostgreSQL queries that the software...

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,...

Veeam Agent for Microsoft Windows 13.0.1.120 to 13.0.1.1009 Upgrade Notes

Article Applicability This article documents notable deviations from the standard Veeam Agent for Microsoft Windows upgrade procedure that occur only when upgrading from Veeam Backup & Replication VBR 13.0.1 build 13.0.1.180 to 13.0.1 Patch 1 build 13.0.1.1071. This patch to VBR includes a new...

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...

Kasten Prometheus Export via remote_write

Purpose Kasten now supports exporting metrics from the embedded Prometheus to external backends using Prometheus's remotewrite capability. This feature supports the collection, aggregation, and visualization of cluster and multi-cluster metrics in monitoring tools like Grafana Cloud and Datadog...

OneDrive / SharePoint Backup Fails with "Error: Invalid MIME content-length header encountered on read."

Challenge A backup job for OneDrive or SharePoint items processed by Veeam Backup for Microsoft 365 fails when attempting to download certain item versions, displaying the following error: Invalid MIME content-length header encountered on read Cause The issue is related to the download process us...

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...

How-to Restore Lost Access to Cache Database After Using Custom SSL Certificate

Article Applicability This article is relevant only if the Veeam ONE deployment uses a custom SSL certificate, and not the one generated by the Veeam ONE installer. The error shown in the challenge section can also occur if the Veeam ONE Caching Service cannot access the PostgreSQL instance that...

How to Configure HTTP Proxy for Linux-based Veeam Components

Purpose This article documents how to configure HTTP and HTTPS Proxy settings for Linux-based components, including the Veeam Software Appliance and JeOS-deployed Veeam Infrastructure Appliances, in environments that require a proxy to access the internet. Note: For proxy configuration settings f...

SureBackup Job Displays Error "PowerShell is not installed on this computer."

Challenge A Veeam Backup & Replication 12.x SureBackup job, utilizing a PowerShell script as part of testing, fails with the error: SureBackup JobName ScriptTests End 'Custom script 1: name $scriptName, failed - PowerShell is not installed on this computer ' Cause This issue occurs for machines...

How To Enable DDBoost Immutability with Governance Mode

Purpose This article provides additional information for enabling immutability for the Dell Data Domain deduplicating storage appliance when using governance mode, as referenced in the Veeam Backup & Replication User Guide here: Veeam Backup & Replication User Guide Backup Infrastructure Componen...

Release Information for Dell SC Series Plug-In for Veeam Backup & Replication

This plug-in leverages the Veeam Universal Storage API, which enables storage OEMs to allow Veeam Backup & Replication integration to the arrays for backup and replication jobs. Requirements Before installing Dell SC Series Plug-In v1.0.211, ensure that you are running Veeam Backup & Replication...

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...

Backup Job to Cloud Provider Fails to Stop Running Health Check Session

Known Issues - Will be resolved in future release. This issue Issue ID: 1151633 has been identified and reviewed by Veeam's R&D team and will be fixed in a future release. This article serves to document the issue and provide information about workarounds. Challenge Observed Behavior If the Healt...

Hypervisor Restore Options are Greyed Out in Context Menu

Challenge When attempting to restore an entire VM, some hypervisor options are greyed out in the right-click context menu. Solution This issue is currently under investigation and is scheduled to be addressed in a future patch. For now, there are two workarounds available: Select the machine to b...

The HTTP request was forbidden with client authentication scheme

July 2, 2026 -- Issue Recurrence Resolved July 2, 2026 | Veeam Customer Technical Support began observing an increase in cases reporting that jobs were failing with the same error documented in this article. July 3, 2026 | Microsoft engineering has implemented backend changes as part of the ongoi...

SharePoint or OneDrive Backup fails with 'Cannot complete this action'

Issue Recurrence - July 20, 2026 Veeam Technical Support is tracking several recent cases where the issue reported in this article is occurring. This recurrence is under investigation, and this notice will be updated as further information becomes available. Update - July 27, 2026 To remediate th...

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 ONE 13.0.1 RTM Patch 0

Update Applicability This "Patch 0" update for Veeam ONE 13.0.1 is strictly intended for deployments using the RTM release build 13.0.1.5860. If Veeam ONE 13.0.1 GA build 13.0.1.5924 is installed, this update can be ignored as it is not needed. All resolved issues listed in this article were foun...

Impact of Domain name or Hostname Change on Veeam Appliances

Challenge After changing the FQDN of a Veeam Appliance--either by adding it to a domain or changing its hostname--some operations may be impacted. Solution SAML Authentication May Stop Working After the host name of the Veeam Software Appliance is changed, the Service Provider SP information will...

Appliance Installer Error: "An unknown error has occured"

Challenge When installing a Veeam Infrastructure Appliance on a physical or virtual machine using a bootable USB device created from the JeOS ISO file, the following error occurs: An unknown error has occurred Cause This problem happens during installation, following the disk partitioning step, a...

Veeam ONE v13 Upgrade Fails With "Failed to configure the product. Some configuration actions failed to complete."

Article Applicability This error occurs only when upgrading to Veeam ONE build 13.0.0.5630. This issue was resolved starting in Veeam ONE build 13.0.1.5860. Challenge The upgrade to Veeam ONE build 13.0.0.5630 fails with the following error during step 3 Upgrading Veeam ONE Server...: Failed to...

Veeam Backup & Replication 13: Changes to Supported Linux Platforms

Article Applicability This article lists the specific Linux distributions and versions that will no longer be supported starting with Veeam Backup & Replication and Veeam Agent for Linux version 13. These lists are intended for customers currently running Veeam Backup & Replication 12.3 and Veeam...

Files with Microsoft Purview Sensitivity Labels Are Not Accessible After Being Restored

Challenge After restoring a file that was encrypted with a Microsoft Purview Sensitivity Label, attempting to open it results in an error similar to: Word was unable to read this document. It may be corrupt. Try one or more of the following: Open and Repair the file. Open the file with the Text...

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...

Release History for Veeam Service Provider Console 9

Veeam Service Provider Console 9 Builds 9.3.0.35057 2026-07-29 Release Information Release Notes What's New 9.2.1.33875 2026-05-27 Resolved Issues Security CVE-2026-32998 | Severity: Critical 9.4 A vulnerability in Veeam Service Provider Console allows for remote code execution. CVE-2026-64635 |...

"Mailbox is not fully configured" Error During Exchange Backup

Challenge A backup job may fail when processing Archive Mailbox objects with the following error: Processing archive mailbox: [email protected] failed with error: Mailbox is not fully configured. Solution This issue was resolved in Veeam Backup for Microsoft 365 8.2 P20251031 build...

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...

SQL Plugin Job Fails with Error: "Mandatory arguments not set" or "Starting retention policy task"

Challenge After the upgrade or installation of the patch for Veeam Backup & Replication 12.3.2.4165, existing Veeam Plug-In for Microsoft SQL jobs fail with the following error: Failed to backup database. Error: Mandatory arguments not set Session failed: Mandatory arguments not set. Starting...