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VMWare Instant Recovery cannot create Datastore - Error creating datastore - NoPermission -- Host.Config.Storage required
After starting the IR restore you immediately receive an error that the NFS mount failed and you have confirmed that the account being used for vCenter has access to create VMs and Datastores within VMWare.

HyperV CBT Driver Fails to install

Backups failing - freeze/thaw VSS failures when Sophos AV is utilized

HOW TO: Configure and Setup IPMI on an Appliance for Out-of-Band Management
How to setup IPMI on an appliance.

An error when powering on Unitrends Virtual Appliance: Failed to start the virtual machine. Cannot open the disk. Failed to lock the file (affects PHD/UVB/UEB/UB)
No access to HTML5 /ui or Failed to start the virtual machine (UEB/UB). Cannot open the disk. Failed to lock the file (PHD/UVB).

PHD, UVB, UEB and Recovery Series: Support for VMware ESXi 6.0/vCenter 6.0/vSphere 6.0
VMware 6 support

Troubleshooting Agent Push
How to troubleshoot problems when attempting to use agent push to push an agent updates from the Unitrends system to its protected Windows clients. This article may be used to troubleshoot the error "Windows installer encountered error 1603 during agent uninstall. Ensure account used is a domain administrator or the local Administrator account. See Unitrends KB 693"

How Unitrends supports SMBv2
There is a security_option for SMB2 available.

Error: filesystem is still mounted elsewhere, or is unclean
"Filesystem is still mounted elsewhere, or is unclean" error appears in cloudadm logs or when using cloudadm connect command line

Password Reset: How to reset the root password of the Web Administrative Interface on your Unitrends system
Password Reset: Administrative Interface UI

How to check what is being backed up
A quick run-down of how to see what jobs are running and what is being backed up as part of those jobs

Should I protect an Asset using VM, File Agent, or image Agent backups?
With 10.3 and higher releases, customers have more choices for types of backups methods than prior. This KB will attempt to explain the supported and best practices for these varying backup types.

Hyper-V Backups fail getting version of the VM or because powershell tools are missing
Hyper-V Backup Fails immediately with the following error in Event Viewer : "An error was encountered while getting version of the VM"

Archive Troubleshooting
Archive Troubleshooting

BP Agent service account does not have full permission to backup or restore sharepoint farm

Recommended Anti-Virus exclusions for Unitrends backup

JungleSec Ransomware via IPMI
Attackers can apply the JungleSec Ransomware to IPMI-enabled systems with default passwords.

Configuring and using IPMI LAN for remote access
Configuring and using IPMI LAN for remote access - previously published as KB 2971

How to find skipped files in a "Yellow"(warning) backup
Describes how to determine what files were skipped and why when a backup job indicates warnings.

Disk Archive Compatability
Basic troubleshooting steps for our customers using sigle bay or multi-disk archive units purchased through unitrends with either UB or Recovery Series appliances.

Newly imaged Recovery-Series system (or Reimage) - no backups complete or out of space

Linux Change Journal
Linux Change Journal

Failure to back up hard links may cause certain Windows applications to fail following bare metal recovery or Windows replica restore
Failure to back up hard links on Windows 10 or Server 2016 may cause certain Windows applications to fail following bare metal recovery or Windows replica restore.

BP: is not accessible, access denied.
Backup fails or completes with warnings and files are reported as not backed up. The error "BP: is not accessible, access denied." for the files skipped.

How to gain early access to the Release 10.3.1
Steps to enroll in the early adoption of Release 10.3.1 (update instructions)

Deployment Best Practices for Unitrends Backup
Key considerations for successful and optimal deployments of Unitrends Backup virtual appliances, as well as quick tips for product trials.

Latest Release Notes for Recovery Series and Unitrends Backup
Reference article of available release notes and customer found defects for the RS and UEB product lines.

Hot backup copy jobs on version 10.3 appliances may take too long to complete
Hot backup copy jobs on version 10.3 appliances may take too long to complete.

Appliances with Unitrends cloud backup copy targets may fail to update
Appliances with Unitrends cloud backup copy targets may fail to update.

Windows replicas of GPT-partitioned assets may fail to complete restore jobs
Windows replicas of GPT-partitioned assets may fail to complete restore jobs.

Hyper-V hosts may blue screen if the CBT driver is uninstalled
Hyper-V hosts may blue screen if the CBT driver is uninstalled.

Managing Deduplication (LEVEL 1, LEVEL 2, LEVEL 3)
This article describes the deduplication data modes and their impacts.

Move the Unitrends database off of stateless storage and onto a new partition
If there is not enough disk space for the database, or if the external storage is performing poorly, it may be necessary to move the database onto a new internal partition.

Supported Backup Copy and Seeding Modes by Unitrends Appliance Platform
This article describes supported cold, hot, and seeding backup copy methods by Unitrends appliance platform.

HyperV UB Fails to start could not initialize memory there is not enough space on the disk
could not initialize memory there is not enough space on the disk (0x80070070)‎

Backup Copy Best Practices
Customers often ask what is the best practice for having redundant copies of data.

Error: No more space on device
Parent article to consolidate information to understand and alleviate "Out of Space" conditions on a Unitrends appliance.

Documentation Archive
Administrator guides, release notes and customer found defects from prior releases of Recovery Series and Unitrends Backup systems

How do I change the sendmail 'from' address and domain on the appliance emails?
All emails from the Unitrends appliance comes from a non-existent domain. This article will summarize how to change the domain, as well as, how to change the 'from' sender address in sendmail.

VMWare 6.7 supportability
Unitrends support for VMware vSphere 6.7

Boomerang Documentation Archive

The CBT volume filter driver may fail to install on Windows 2008 R2 Core systems
The CBT volume filter driver may fail to install on Windows 2008 R2 Core systems.

Failed to save vCenter after vCenter is upgraded, replaced or modified
VMware backup complete with warnings, inventory sync errors on vCenter, VMs are unrestorable due to vCenter connection issue

Appliance UI is blank following DR from a cold backup copy
Appliance UI is blank following DR from a cold backup copy.

In the case of a disk rotation scheme, fulls may not be imported from the same media as the rest of the backup group
In the case of a disk rotation scheme, fulls may not be imported from the same media as the rest of the backup group.

DR system state recovery may fail with database errors
DR system state recovery may fail with database errors.

Format 2 cold backup copies may fail when a format 1 backup is also included in the job
Format 2 cold backup copies may fail when a format 1 backup is also included in the job.

The CloudBlkSize general configuration (master.ini) setting may permit entry of excessively large values
The CloudBlkSize general configuration (master.ini) setting may permit entry of excessively large values.

Attempts to log in to Unitrends Cloud targets with active directory credentials may be slow or unresponsive
Attempts to log in to Unitrends Cloud targets with active directory credentials may be slow or unresponsive.

Attempts to add a Google Nearline bucket as a cold backup copy target may fail
Attempts to add a Google Nearline bucket as a cold backup copy target may fail.

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