How to Change Veeam ONE Web Client Port

Purpose This article documents the procedure for changing the port used by the Veeam ONE Web Client, which by default is 1239. Solution Desktop Shortcut Not Automatically Updated This procedure does not update the Veeam ONE Web Client shortcut on the desktop C:\Users\Public\Desktop. Part 1: Updat...

How to Apply Custom Settings in Veeam Backup for Microsoft 365 Using Set-VBOConfigurationParameter

Purpose This article explains how to use the Set-VBOConfigurationParameter cmdlet to apply a custom configuration setting within a Veeam Backup for Microsoft 365 deployment. Solution How the Scripts in This Article Are Used Every script in this article begins with the same three variables, which...

How to Manually Update GPG key on Veeam Appliances

Article Applicability This article is specifically regarding the Veeam Appliances used in conjunction with Veeam Backup & Replication 13. Including the Veeam Software Appliance, Veeam Infrastructure Appliance, and Veeam Hardened Repository deployed from the Veeam Infrastructure Appliance. For...

Backup fails with: "The system cannot find the file specified." or "The device is not ready."

Version Applicability This article does not list specific versions of Veeam products because the underlying issue stems from a problem with the Microsoft Volume Shadow Copy Service and is independent of any Veeam product versions. As such, the issue can affect environments regardless of the Veeam...

Build Numbers and Versions of Veeam Plug-ins for Enterprise Applications

Plug-In Download The latest version of all Plug-Ins for Enterprise Applications can be found at the bottom of the My Products page within the My Portal, in the Application Plug-Ins under Additional downloads. View by Plug-in Build Number View by Veeam Backup & Replication Release This table lists...

How to Collect Logs for Veeam Plug-in for Microsoft SQL Server

Purpose This article explains how to collect the logs required for a support case involving Veeam Plug-in for Microsoft SQL Server. Solution Quick Start Automated Veeam Plug-in for Microsoft SQL Server Log Collection If the Windows machines where Veeam Plug-in for Microsoft SQL Server is installe...

Veeam Recovery Media creating fails with "This access control list is not in canonical form and therefore cannot be modified" error

Challenge During a Veeam Agent for Microsoft Windows backup job the following warning occurs: Collecting recovery media files Details: This access control list is not in canonical form and therefore cannot be modified. Copy The warning may appear in the following cases: Veeam Recovery Media is...

Zlib decompression error: [-3] | Failed to decompress LZ4 block

Challenge A Backup Job or Restore fails with either of the following errors: Zlib decompression error: -3. or Failed to decompress LZ4 block: Cause When the software reads from a an existing restore point it performs error detection using Cyclic Redundancy Checks CRC to validate the data. The err...

After Enabling MFA, Veeam Backup Server Is Listed as Inaccessible in Veeam Service Provider Console

Challenge After enabling multi-factor authentication MFA in Veeam Backup & Replication or Veeam Cloud Connect, that server may become listed as "inaccessible" within Veeam Service Provider Console yet the Veeam Management Agent for VSPC continues to display a "healthy" status. Cause When MFA is...

0x8004230F or Error: VSSControl: -2147212529 (VSS_E_UNEXPECTED_PROVIDER_ERROR)

Challenge A job fails with the error: Failed to prepare guest for hot backup. Error: VSSControl: -2147212529 Backup job failed. Discovery phase failed. Cannot add volumes to the snapshot set. Cannot add a volume to the snapshot set. Volume name: \?\Volume. Cannot add volume to the set of volumes...

0x80042316 or Error: VSSControl: -2147212522

Challenge A backup job using Application-Aware Processing fails with the errors: Failed to create snapshot. Error code -2147212522. 'Backup job failed. Error VSS error: VSSESNAPSHOTSETINPROGRESS. Code:0x80042316 Solution Error code: 0x80042316 and Error code -2147212522 both represent the VSS...

Guidance for Veeam Data Cloud Customers in Middle East Regions

Summary Veeam is monitoring risks that may affect cloud infrastructure in the Middle East regions, including the UAE, Qatar, and Israel. Customers using Veeam Data Cloud services in these regions should review their data resilience requirements and consider whether additional geographic separatio...

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...

403 Forbidden Message When Accessing Veeam Data Cloud App

Challenge Attempting to load the Veeam Data Cloud app webpage fails with the error: 403 Forbidden Microsoft-Azure-Application-Gateway/v2 Cause The HTTP status code "403 forbidden--you don't have permission to access this resource" is displayed when a web server recognizes a user's request but is...

Inventory of Non-initialized LTO-9 Tape Fails for HPE MSL2024 and 1/8 G2 Autoloader Tape Libraries

Challenge If Veeam Backup & Replication attempts to load an LTO-9 tape that has not been initialized or has an unknown status in the library, the library will report the error Source Not Ready error SCSI Check Condition 05/4481. Error MTSCSI PASS THROUGH DIRECT ended with Scsi Error Fixed format,...

Veeam Intelligent Diagnostics signature UID field

If you are not using Veeam ONE or your Veeam ONE server is not connected and monitoring Veeam Backup & Replication, you will not have a VID to enter during case creation. Simply leave the field blank. Purpose This article provides answers to frequently asked questions about the "Veeam Intelligent...

Antivirus Exclusions for Veeam Backup for Microsoft 365

Purpose This article documents antivirus exclusions that may be created to reduce the impact that antivirus software has on the functionality of Veeam Backup for Microsoft 365. These antivirus exclusions may be applied to the Windows built-in antivirus or third-party antivirus software. Note:...

Task fails with error: Application is Shutting Down

Challenge Jobs of any type fail with the error, "Application is shutting down." For example: Application is shutting down. Failed to download disk. Shared memory connection was closed. Failed to upload disk. Agent failed to process method DataTransfer.SyncDisk Copy BackupSynthesizedStorageToTape...

Backup and Replication jobs fail with the following error: "CDeviceBase: resize is not supported. Failed to download disk"

Challenge Backup and Replication jobs fail with the following error: "CDeviceBase: resize is not supported. Failed to download disk". The following conditions must be met: 1. Veeam 8 Update 2 8.0.0.2021 or later 2. Backed up VM is running on ESXi 5.5 or later 3. Hot Add transport mode is used 4. ...

Minimum supported OS version for Veeam VSS Hardware Provider is Microsoft Server 2012 (64-bit only).

Challenge An attempt to rescan, upgrade, or update the Veeam Backup Server fails with the error: Minimum supported OS version for Veeam VSS Hardware Provider is Microsoft Server 2012 64-bit only. Cause This issue occurs because an entry in the Configuration Database causes the Veeam Backup &...

Upgrading Veeam Agent for Microsoft Windows from 5.0.x to 6.1.x fails with: Failed to migrate data to new database.

Challenge When attempting to upgrade Veeam Agent for Microsoft Windows from version 5.0.x to version 6.1.x, after selecting the option to "Preserve all setting from your previous product installation," the migration of the configuration database fails with: Failed to migrate data to new database:...

Veeam Recovery Orchestrator Vulnerability ( CVE-2024-22021 |  CVE-2024-22022 )

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...

Exchange Backups failing with "Failed to access mailbox" starting September 13th, 2023

This issue is related to EX675238 listed in the Microsoft Health Dashboard, which caused some M365 environments to have issues with RESTAPI calls used to access the mailboxes externally...

Build Numbers and Versions of Veeam Plug-in for Nutanix AHV

This KB article lists all versions of the Veeam Plug-in for Nutanix AHV and their respective appliance build numbers. Version | Plug-in Build | Appliance Build | Release Date | Release Notes ---|---|---|---|--- Veeam Plug-in for Nutanix AHV 10 Releases Veeam Plug-in for Nutanix AHV 10.0 Included...

CVE-2022-26504

Challenge Vulnerability CVE-2022-26504 in Veeam Backup & Replication component used for Microsoft System Center Virtual Machine Manager SCVMM integration allows domain users to execute malicious code remotely. This may lead to gaining control over the target system. Severity : High CVSS v3 score ...

exFAT Filesystem May Corrupt Veeam Backup Files

Challenge Testing performed in Veeam labs has determined that, in rare cases, Veeam backups may become corrupted when stored on the exFAT file system. Cause The issue appears to be related to a buffer management issue in the exFAT file system driver. There are no similar issues on other, more...

How to Test the Creation of Production Checkpoints in Hyper-V 2016 and Newer

Purpose This article documents how to force Hyper-V 2016 or newer to create a Production Checkpoint. Cause Forcing Hyper-V to create a Checkpoint in ProductionOnly mode is used as an isolation step when troubleshooting a Veeam job that fails to create a Recovery Checkpoint with Application-Aware...

Could not invoke guest operation error in a job when using vSphere API for Guest OS connection

Challenge When Microsoft User Profile Disks for example, in a Windows RDS farm are used, Veeam Application Aware Image Processing through vSphere API may fail with the following error: Could not invokeguestoperation. Cause When processing Guest OS data through vSphere API, Veeam needs to deploy a...

Using the Diskshadow Utility to Manually Test VSS Operations

Windows Server Required This article documents how to use Diskshadow , which is only available in Server versions of Windows 2008+. Purpose This article documents how to manually create a volume shadow copy using the Diskshadow command-line utility in Windows. Cause Veeam products use the Microso...

File is locked by running session

Challenge A job or task within Veeam Backup & Replication displays the following message: File is locked by running session jobname Cause When tasks run in Veeam Backup & Replication, the files accessed by those tasks are tracked within the configuration database to prevent collision. As tasks ar...

SureBackup Ping Test Timed Out

Challenge A VM or group of VMs fail to pass the SureBackup Ping Test. Solution Below is a list of the most commonly observed causes of Ping Test failures and solutions for each. A router exists between the Veeam Server and Virtual Lab. The vNIC for the Isolated Network is misconfigured. The...

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...

Veeam Agent for Microsoft Windows Vulnerability (CVE-2024-29853)

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...

Security Issue in Microsoft Azure Plug-In for Veeam Backup & Replication

Issue Details This article highlights a security-related issue in Microsoft Azure Plug-In for Veeam Backup & Replication 12.1.5.99 that may allow a user accessing the Veeam Backup & Replication server to obtain the administrator credentials of the Veeam Plug-In for Microsoft Azure backup applianc...

WDAC Supplemental Policy for Veeam Backup & Replication Components on Azure Local

Azure Local is the new name for Azure Stack HCI Azure Stack HCI is now considered part of Azure Local. Learn more about this rename in the Microsoft Documentation: Renaming Azure Stack HCI to Azure Local. Veeam Backup & Replication Version Requirement The solution documented in this article...

Archiving Job to Azure Archive Storage fails: "This request is not authorized to perform this operation."

Challenge Archiving Job to Microsoft Azure Archive Storage fails with the following error: This request is not authorized to perform this operation. Agent failed to process method LongTerm.GetRepositoryKey Copy Cause This issue may be directly related to permissions but can also occur due to...

CVE-2022-26503

Challenge Vulnerability CVE-2022-26503 in Veeam Agent for Microsoft Windows allows local privilege escalation. An attacker who successfully exploited this vulnerability could run arbitrary code with LOCAL SYSTEM privileges. Severity : High CVSS v3 score : 7.8 Cause Veeam Agent for Microsoft Windo...

Scale-Out Backup Repository Offload task fails with "There is not enough space on the disk"

Article Applicability This KB Article is specific to an issue where a SOBR Offload task fails with an error reporting that "There is not enough space on the disk " and the path specified in the error contains 'VeeamBackupTemp '. Challenge Scale-Out Backup Repository's Offload task fails with erro...

Veeam Agent for Microsoft Windows deployment fails with “Failed to call RPC function 'PckgCheckSignature'

Challenge When adding a computer to a protection group, the Veeam Agent for Microsoft Windows deployment begins and then fails with the following error: Info UploadManager Checking windows package 'C:\ProgramData\Veeam\Agents\VAW\VeeamB&REndpointx64.msi' signature on host 'HOSTNAME' Error Failed ...

Credentials Test or Job Fails when attempt to use VIX

Challenge When using Veeam Backup & Replication with a VMware environment the following error may be seen when using the Guest Credentials Test or when processing a VM that is in a DMZ or Isolated environment. Failed to prepare guest for hot backup. Error: Failed to connect to guest agent. Errors...

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...

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...

Veeam Service Provider Console Vulnerability (CVE-2024-42448 | CVE-2024-42449)

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...

Licensing Requirement Changes in Veeam Recovery Orchestrator 7

Article Applicability The license changes detailed in this article do not affect Veeam Cloud Service Providers due to how rental licenses are generated, operated, and supported. Summary Due to enhanced integrations and architectural changes across the Veeam Data Platform, there are new license...

SQL Express Maximum Database Size Limitation for Veeam Backup & Replication

Veeam Backup & Replication 12 Feature Starting with Veeam Backup & Replication 12, all new deployments will use PostgreSQL as the default database engine to host the configuration database. PostgreSQL does not have the limitations discussed in this article. Existing deployments upgraded from Veea...

List of Security Fixes and Improvements in Veeam Agent for Microsoft Windows

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

SQL VSS writer fails for SQL localdb on Azure AD Connect Sync server.

Challenge Backup or replication jobs with Application Aware Image-Processing enabled may fail on the server hosting Azure AD Connect Sync with an error indicating the SQL writer has failed. After the job has failed, running "Vssadmin list writers" from an administrative command prompt on the Azur...

VMware vCenter Server rescan failed with “Could not create SSL/TLS secure channel” error

Article Applicability This article is relevant only to Veeam Backup & Replication 12.x and older because it is strictly related to an issue that affects Windows OSes that were dropped from support starting in Veeam Backup & Replication 13. This article is related only to issues that occur when...

Release Notes for Veeam Backup & Replication 9.5 Update 2

More Recent Version Available Please find the latest version of Veeam Backup & Replication here: Veeam Downloads - Latest Version Challenge Release Notes for Veeam Backup & Replication 9.5 Update 2 Cause Please confirm you are running version 9.5.0.580, 9.5.0.711, 9.5.0.802, or 9.5.0.823 prior to...

How To Configure Veeam Backup for Microsoft 365 to Use Microsoft Graph Export API for Teams

Purpose This article documents the procedure for enabling Veeam Backup for Microsoft 365 to backup Teams public channel posts using the Teams Export APIs.Veeam Backup for Microsoft 365 backs up Teams channel messages. For more information on the limitations of Teams chat backup, click here. In...