Unable to retrieve next block transmission command when backing up to tape from a Linux repository

Challenge When backing up to tape from a Linux repository, the following error may appear: Unable to retrieve next block transmission command. Number of already processed blocks: number of blocks. The log file contains the following information: cli| WARN|Tape Default EOM Warning 2147483648!...

Failed to load module [veeamblksnap] on Oracle Linux 9 with UEK R8 kernel

Article Applicability This article is specifically regarding Oracle Linux 9 with UEK R8 kernel 6.12+: root@localhost cat /etc/os-release PRETTYNAME="Oracle Linux Server 9.5" root@localhost uname -r 6.12.0-0.20.20.el9uek.x8664 For all other situations involving the error "Failed to load module...

How to Retrieve the VMC Log File

Purpose This article documents how to locate and retrieve the VMC log file, which a Veeam Employee may request during a configuration review. Solution For Windows-based Veeam Backup & Replication Deployments Note: The log location specified below is the default path. If you find that the expected...

Veeam Agent for Microsoft Windows Update Fails with "The digital signature of the downloaded update file is invalid"

Challenge The integrated Veeam Agent for Microsoft Windows Update check displays the error: The digital signature of the downloaded update file is invalid. Most likely, it got corrupted. Please, download the update again. An alternate message is a warning stating: Version is available but cannot ...

Veeam Backup & Replication installer fails to launch with the error: "Only one instance of Veeam Backup & Replication Setup is allowed."

Challenge When attempting to launch the Veeam Backup & Replication installer, the following error occurs: Only one instance of Veeam Backup & Replication Setup is allowed. Copy Cause Another instance of the Veeam Backup & Replication Setup.exe is already running. Solution Open Task Manager and...

Script to Automate Implementation of Security & Compliance Analyzer Recommendations

Article Applicability This article and its script are relevant to Windows-based deployments of Veeam Backup & Replication. Purpose This article provides information regarding automating the configuration of the Veeam Backup Server according to practices suggested in the Security & Compliance...

Release Information for Veeam Backup & Replication 12.2

This update was superseded by Veeam Backup & Replication 12.3. Release Information 12.2.0.334 2024-08-28 Release Information Release Notes What's New ISO Release History Previously released files are not publicly available for download. Mouse-over or tap the filenames in the table to view a file'...

VM does not meet the requirements for storage snapshot based jobs

Challenge A task utilizing storage snapshot integration fails with any of the following errors: VM does not meet requirements for storage snapshot based jobs: its virtual disks are not located on supported storage VM does not meet requirements for storage snapshot based jobs: its files are locate...

Veeam Agent backup job fails with "Failed to call RPC function 'TestCompatible': Error code: 0x80070008. Cannot initialize COM runtime" error

Challenge A Veeam Agent backup job managed by the backup server fails with the following error: Processing Error: Failed to call RPC function 'TestCompatible': Error code: 0x80070008. Cannot initialize COM runtime. Cause When a backup job starts, Veeam Backup & Replication connects to the Veeam...

Backup to Data Domain fails with “Error: calling system(), returns nonzero. Err: 5040 Failed to connect to storage.”

Challenge During the "preparing storage for backup" phase of a Veeam backup job to a Data Domain, the job fails, displaying the following error message: Error: calling system, returns nonzero. Err: 5040 Failed to connect to storage Cause The Data Domain chooses to use a different NIC than...

“Cannot change WebPart ExportMode to ‘All’. WebPart will be skipped” - Warning When Performing Backup of SharePoint Sites

Article Applicability This article is regarding an error that occurs only in Veeam Backup for Microsoft 365 build 8.05.20 and earlier. Starting in Veeam Backup for Microsoft 365 8.1 build 8.1.0.305, Classic Web Parts in Microsoft 365 organizations can be protected using modern app-only...

VeeamCDP I/O filter cannot be installed "Error: the operation is not allowed in the current state"

Challenge The installation of the Veeam CDP I/O Filter fails during deployment with the following error: Error Installing VeeamCDP components on cluster: ... Error: the operation is not allowed in the current state Error Failed to install VeeamCDP I/O filters: Failed to install VeeamCDP I/O...

Tape Inventory With: "Unknown media (possibly in use by another application)."

Challenge A tape inventory or catalog operation fails with the following error: Cannot inventory tape in Drive 1 Server: , Library: , Drive ID: TapeX. Unknown media possibly in use by another application. Cause This error is shown when Veeam Backup & Replication does not recognize the MTF header ...

SureBackup of VM with NLB fails with "IP addresses were not resolved" or "cannot detect IP address"

Challenge A SureBackup job processing a VM that is configured to use Microsoft NLB in Unicast mode fails with the error: Cannot detect IP address. Ping test will be skipped Copy IP addresses were not resolved Copy Solution Review the NLB configuration with your network administrator team to...

Veeam Kubernetes Service Fails to Start - Error 1064

Article Applicability The service start 'Error 1064' can occur for other reasons, and this article documents an issue that only happened with the Kasten K10 plug-in versions before 12.0.1.4. Review the cause section carefully to identify if this article is related. Challenge When the short date...

Exchange Backup Fails With 'SOAP header Action was not understood'

This a known issue that Veeam Software is currently investigating alongside Microsoft Support...

Backup Job to AWS S3 Repository Fails with "Failed to construct ClientAgentProtocol"

Challenge While attempting to execute a backup task within Veeam Backup & Replication directed towards an AWS S3 Bucket Repository, the backup process fails with the error: Failed to construct ClientAgentProtocol. Examining the logs reveals the following errors: In log: job.IP.BlobRepo.log ERR...

Veeam CDP service does not start after the installation of the storage integration plug-in

Challenge Certain primary storage integration plug-in setup programs leave the Veeam Continuous Data Protection Veeam CDP service stopped after the installation. The following plug-ins are affected: Dell EMC SC Compellent Plug-In for Veeam Backup & Replication Tintri IntelliFlash Plug-In for Veea...

Error occurred during certificate processing. — Upgrade Veeam Backup Enterprise Manager Error

Challenge When attempting to upgrade an existing Veeam Backup Enterprise Manager deployment to version 12.2, the installer fails, displaying the error: Error occurred during certificate processing. Cause This error occurs when the TLS certificate used for REST API doesn't specify a certificate...

MBR disk restore to UEFI system fails with "OS disk in backup uses MBR disk" warning

Challenge When attempting to restore a Windows machine using Bare Metal Recovery, the restore displays the warning: OS disk in backup uses MBR disk. This may cause boot issues on UEFI systems Cause The Bare Metal Recovery restore has detected that the system within the selected restore point was...

Veeam Agent for Microsoft Windows CBT driver installation fails with "Unable to install Veeam change block tracking driver: Microsoft Windows Security Update KB3033929 is missing."

Challenge When attempting to deploy or install the Veeam CBT driver on a machine running Windows Server 2008 R2 SP1, the following error occurs: Microsoft Windows Security Update KB3033929 is missing Copy When attempting to install the Veeam CBT Driver for a standalone Veeam Agent for Microsoft...

Veeam product installer fails with "Failed to execute setup extensions."

Challenge When attempting to install or upgrade a Veeam product, the installer fails with the following error: Failed to execute setup extensions. Cause This issue is related to security software antivirus/antimalware or system hardening on the machine preventing access to or execution of files...

Veeam Agent for Microsoft Windows: Service suddenly stopped working.

Challenge While running Veeam Agent for Microsoft Windows VAW, the Control Panel displays the error: Services suddenly stopped working. Cause The Veeam Agent for Microsoft Windows Control Panel has lost contact with the Veeam Agent for Microsoft Windows service on the local machine. Possible caus...

Surebackup Error “OS did not boot in the allotted time”

Challenge A VM being started by SureBackup fails with the error: OS did not boot in the allotted time Cause This error occurs when the VM being powered on by the SureBackup job fails to become stable within the "Maximum allowed boot time" specified in the Application Group settings or the Linked...

Installing Veeam Data Mover service Error: scp: error: unexpected filename:

Challenge When adding a Linux server to Veeam Backup & Replication, the New Linux Server wizard displays the error: Installing Veeam Data Mover service Error: scp: error: unexpected filename: Copy Log Example C:\ProgramData\Veeam\Backup\Utils\Util.InfraItemSaver.log Info Uploading file to...

Cannot restore to the backup repository host when storage VSP is enabled

Article Applicability Starting in Veeam Backup & Replication 12.1, this error will no longer occur due to internal coding changes. Challenge A Hyper-V Instant Recovery or SureBackup Job fails with the error message: Cannot restore to the backup repository host when storage VSP is enabled. Cause T...

CVE-2023-38547 | CVE-2023-38548 | CVE-2023-38549 | CVE-2023-41723

Veeam ONE 12.1 is not affected by the vulnerabilities discussed on this page. Additionally, Veeam Recovery Orchestrator 7 is not affected by these vulnerabilities as it uses Veeam ONE 12.1. Issue Details CVE-2023-38547 A vulnerability in Veeam ONE allows an unauthenticated user to gain informatio...

Veeam Agent for Linux - veeamsnap and blksnap Extended Linux Distribution Support

This article provides supplementary information regarding the compatibility of the veeamsnap and blksnap kernel modules with various Linux distributions and kernel versions. It specifically addresses distributions and versions that are not explicitly listed in the System Requirements for Veeam...

Install or Upgrade of Veeam Backup & Replication fails with “Error occurred during certificate processing.”

Challenge When attempting to install or upgrade Veeam Backup & Replication, the "Installing Veeam Backup & Replication Server" step fails with: Error occurred during certificate processing. Cause This error occurs when the RSA private key generation fails during Veeam Backup & Replication...

SureBackup for VM With VBS Enabled Fails With “Invalid change tracker error code”

Challenge A SureBackup job testing a VMware VM that has Virtualization-Based Security VBS enabled fails with the error: An error occurred while taking a snapshot: Invalid change tracker error code. An error occurred while taking a snapshot: Invalid change tracker error code. Cause This error occu...

Datastore Named 'VeeamBackup_' Listed as Inaccessible

Challenge A Datastore with the name 'VeeamBackup' is found within the vSphere environment and is marked inaccessible. The will be the hostname, FQDN, or IP of a server assigned as the Mount Server for a Repository in Veeam Backup & Replication. Cause The datastore appears "inaccessible" because t...

One or more bad blocks were detected and skipped

Challenge Veeam Agent for Microsoft Windows VAW displays the following warning during the backup: One or more bad blocks were detected and skipped. Copy Cause There are two scenarios under which this warning may occur: 1. The disk of the machine being backed up has bad clusters, as recorded by th...

Hyper-V Guest processing skipped (check guest OS VSS state and integration components version)

Challenge Guest VMs will fail to engage VSS when Application-Aware Processing is enabled, generating the error: Error Guest processing skipped check guest OS VSS state and integration components version System.Exception Solution Most Common Solution At the time this article was written in 2014,...

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...

Bare Metal Recovery Fails With "The requested security package does not exist."

Article Applicability The issue documented in this article occurs with Server 2022 deployments created using a Server 2022 ISO created before September 2023. This issue was fixed in the Server 2022 ISO released by Microsoft after September 2023. Challenge Bare Metal Restore from Veeam Recovery...

Veeam Backup & Replication Update "Setup has detected inconsistent configuration"

Regarding Veeam Recovery Orchestrator 7.2 The Veeam Backup & Replication 12.3.2 updater ISO can be used to update the Veeam Backup & Replication 12.3 deployment embedded within Veeam Recovery Orchestrator 7.2. However , before installing the update, you must manually install the Microsoft Entra I...

"Incompatible Package Type" When Installing License in Veeam Backup & Replication

Challenge When attempting to install a Veeam Universal License in Veeam Backup & Replication the following error occurs: License sections have incompatible Package types Cause Starting with Veeam Backup & Replication 10, a feature was added to allow users to install a socket-based license and an...

Backups to Data Domain fails with “the user has insufficient access rights. Err: 5075”

Challenge Backup or Backup Copy jobs targeting a Dell EMC Data Domain repository fail with the following error: Error: Failed to call RPC function 'DDBoostFcIsExist': Failed to connect to storage. Storage: , User: . the user has insufficient access rights. Err: 5075. Rescan operations for a Dell...

Agent is managed by another Veeam server

Challenge During the Rescan of a Protection Group, a machine displays the warning: Agent is managed by another Veeam server Cause This occurs when configuration settings are present on the machine indicating that the Veeam Agent deployment on that machine is managed by a different Veeam Backup &...

Veeam Backup & Replication server does not have Virtual Machine Manager Administrator Console installed.

Challenge When attempting to add Microsoft Hyper-V Servers to Veeam Backup & Replication the following error is displayed: Veeam Backup & Replication server does not have Virtual Machine Manager Administrator Console installed. If you installed VMM Console while Veeam Backup & Replication UI was...

How To Stop All Veeam Backup & Replication Activities

Purpose This article documents the procedure for halting all Veeam Backup & Replication activities. Solution Stopping Veeam Activity on Veeam Backup Server 1. Open the Veeam Backup & Replication Console. 2. Disable all Jobs. Note which jobs were already disabled so you know which ones may not nee...

Changed block tracking cannot be enabled: one or more snapshots are present

Challenge After upgrade to Veeam Backup & Replication 10, the Backup of a VM using Cisco HyperFlex Snapshots completes with the warning "Changed block tracking cannot be enabled: one or more snapshots are present" if a Sentinel snapshot is already present. The described issue with Cisco HyperFlex...

How to Set Custom Deployer and Data Mover Ports for Managed Linux Agents

Purpose By default, during the deployment of Veeam Agent for Linux on a Linux machine by Veeam Backup & Replication, the services listed below use the default ports indicated. This article documents how to change those default ports using custom settings on the Veeam Backup Server. Veeam Deployer...

"The remote server returned an error: (403) Forbidden. Access denied" when performing Veeam Backup for Office 365 backup

Challenge Backup and restore operations in Veeam Backup for Microsoft 365 fail with the error: The remote server returned an error: 403 Forbidden. Access denied Impacted Configurations Backup operations for Veeam Backup for Microsoft 365 deployments with Organizations using these authentication...

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...

Enterprise Manager: Failed to create website 0x80070020

Challenge Attempting to install/upgrade Veeam Backup Enterprise Manager fails with the following error: Failed to create website 0x80070020 Cause Local antivirus or antimalware software is interfering with the installation process. Solution Disable any local antivirus or antimalware software and...

Component state mismatch has been detected.

When attempting install or upgrade Veeam Backup & Replication you receive the warning:“ component state mismatch has been detected. Please contact Veeam technical support team directly...

Veeam Backup & Replication console slow or unresponsive

The Veeam Backup & Replication console is slow to respond when switching between different views. The issue is more noticeable when attempting to search through the history of jobs...

High CPU Usage After Upgrade to Veeam Backup for Microsoft 365 6.0

Challenge After upgrading to Veeam Backup for Microsoft 365 6.0, higher than usual CPU usage may be observed during times when no tasks are occurring within Veeam Backup for Microsoft 365. Solution The issue is fixed in Veeam Backup for Microsoft 365 6.0 Cumulative Patch P20220413 6.0.0.379 -...

“Object reference not set to an instance of an object” error when initiating SharePoint restore

Challenge On a host with both Veeam Backup for Microsoft 365 and Veeam Backup & Replication installed, SharePoint restore initiated from Veeam Backup & Replication fails with "Object reference not set to an instance of an object" error. Cause This error occurs if the content type of a restored it...