The negotiation of encryption algorithm is failed

Challenge When trying to restore files from a Veeam appliance to the original location using Other OS restore, the following error is received: "The negotiation of encryption algorithm is failed" Cause Between Linux flavors, certain Ciphers may be enabled or disabled by default or by local policy...

How to migrate Veeam Backup & Replication or Veeam Backup Enterprise Manager

Veeam Backup & Replication Migration Details regarding Veeam Backup & Replication migration are now fully documented in the product user guide. Please review the following documentation: Migrating Veeam Backup & Replication to Another Server Other Migration Types: Migrating Veeam Backup &...

All instances of storage metadata are corrupted

Challenge A task in Veeam Backup & Replication fails with the error: All instances of storage metadata are corrupted. Copy Cause It's important first to understand what the "storage metadata" is. The storage metadata is akin to an MFT master file table for the Veeam Backup & Replication backup...

How to Start a New Backup Chain

Purpose This article documents how to force a backup or backup copy job to start a new backup chain by disconnecting the existing restore points from the job. Solution Please ensure that the destination repository will have sufficient space to start a new backup set. Veeam Backup & Replication 12...

Backup Catalog Service does not start. Error "Can't upgrade database in readonly maintenance mode!"

Challenge This KB applies only if the "Veeam Backup Enterprise Manager" service is present. The "Veeam Backup Catalog Data Service" will not start, and the following error is found in event viewer. "Service cannot be started. Veeam.Backup.Common.CRegeneratedTraceException: Failed to start service...

Automount is Disabled on VMware Backup Proxy

Challenge The Windows OS of a VMware Backup Proxy reports that automatic mounting of new volumes is disabled. Solution The automatic mounting of new volumes being disabled is an expected outcome for VMware Backup Proxies. As documented in the Veeam Backup & Replication User Guide: For Microsoft...

SQL Log Files (LDF) Not Smaller After Truncation

Challenge After Veeam Backup & Replication or Veeam Agent for Microsoft Windows successfully truncates a SQL Server Database with Application-Aware Processing enabled, the SQL Log File .ldf does not become smaller. Cause This is due to the fact that the LDF file itself is a container, when...

Exchange Logs Not Being Truncated

Challenge This KB provides troubleshooting advice for investigating an apparent Exchange log truncation issue. Cause Exchange truncation may not occur for the following reasons: The Backup Job is not configured to trigger truncation. The VSS operation occurring during the job is not notifying the...

Veeam Backup File Encryption Support

Challenge There is a need to encrypt the backup files while they are sitting on storage. Solution Starting with Veeam Backup & Replication v8 data encryption is available, more information can be found here: https://helpcenter.veeam.com/docs/backup/vsphere/dataencryption.html More Information...

Failed to open VMDK. ESXi 5.5 and Veeam 7.0.0.764+

After updating Veeam or VMware such that a combination of ESXi 5.5 and Veeam 7.0.0.764 or higher exist within the environment, the jobs fail with error “Failed to open VMDK” and/or “Host not licensed...

How To Export Windows Event Logs

Purpose When submitting a support case for technical assistance, it is sometimes necessary to upload relevant Windows event logs in addition to the Veeam logs. Event logs exported using default settings can be missing important information. This article describes three different methods of...

WAN Accelerator Quick Reference

Purpose This article provides links to documentation regarding Veeam Backup & Replication WAN Acceleration. User Guide Documentation How WAN Acceleration Works WAN Accelerator System Requirements WAN Acceleration Section WAN Accelerator Sizing Adding WAN Accelerators Best Practices Documentation...

Tips for Advanced Scheduling

Purpose This article provides information about advanced scheduling techniques in Veeam Backup & Replication. Solution Scenario 1: Granular Scheduling This advanced scheduling technique allows for a job to be scheduled to run at different times each day. By configuring the job to run "Periodicall...

.net error on Veeam Backup & Replication Install

When installing Veeam Backup & Replication on a Windows 7 machine you get the following error: failed to execute .net assembly. Error code: 0x8013101B...

Setup is unable to proceed: use Windows Services snap-in to check if the Server service is running.

Challenge The Veeam Backup & Replication installer throws the error: Setup is unable to proceed: use Windows Services snap-in to check if the Server service is running. C:\ProgramData\Veeam\Setup\Temp\Catalog.log MSI s 90!AC 15:55:52:608: Doing action: VmaCheckServerSvcStatus Action start 15:55:5...

How to Collect Logs for Veeam ONE

Purpose This article documents the process for gathering diagnostic logging from Veeam ONE. Solution Part 1: Collecting Veeam ONE Application Logs 1. Open the Veeam ONE Settings Utility Run: C:\Program Files\Common Files\Veeam\Veeam ONE Settings\VeeamOneSettings.exe 2. In the lower-left corner,...

Hardware provider is missing in Veeam Backup and Replication user interface

Challenge Backups using a specific hardware provider do not work, and the provider is missing from the user interface. Cause During a Hyper-V host rescan, available VSS providers are enumerated via a VSS API query. Then, all VSS volumes for which those providers can be used are retrieved. In some...

A Duplicate Tape Library is shown in the UI and is offline

Challenge A Tape Library with user-created media pools is shown as "offline ", and a duplicate of the Tape Library, without media pools is shown online instead. This KB article applies only to versions of Veeam Backup & Replication prior to 9.0.x Cause This issue may occur when changing device...

How to Seed a Backup Copy Job

Purpose This article provides references to documentation explaining how to manually seed a Backup Copy job with Veeam Backup & Replication. Solution Veeam Backup & Replication User Guide: Creating Seed for Backup Copy Job Veeam Backup & Replication User Guide: Backup Copy Job Mapping If this KB...

Unable to allocate processing resources

Challenge A job within Veeam Backup & Replication fails with an error that starts with: Unable to allocate processing resources. In the section below is a list of the most common permutations of this error. Troubleshooting Below are different endings to the error "Unable to allocate processing...