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Restoring domain controllers in Hyper-V
SUMMARY Step-by-step instructions for restoring the domain controller back into the domain forest without corrupting other domain controllers. DESCRIPTION Microsoft has published a document which outlines the best practices for running Windows Domain Controllers as VMs in a Hyper-V environment. For full detail, see "To…
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Virtual Machine Backups with SQL Server Availability Groups
SUMMARY Best practices when protecting virtual machines containing Microsoft SQL Server Availability Groups at the hypervisor level. ISSUE Issue When protecting virtual machines containing Microsoft SQL Server Availability Groups at the hypervisor level, there are a few key considerations to ensure proper consistency for…
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There are currently no logon servers available to service the logon request
ISSUE You've recently restored an Active Directory domain controller either via WinIR, VMIR or straight restore via host-based or file-based backup. Upon attempting to authenticate with domain credentials for any domain computer or member server, you're presented with the following error. RESOLUTION After restoring a…
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Password Reset: How to reset the root password of the Web Administrative Interface on your Unitrends system
SUMMARY Password Reset: Administrative Interface UI ISSUE This article provides the necessary steps to reset the Root UI password for the web interface of a backup appliance. RESOLUTION * Use an SSH client such as PuTTY to access the Unitrends system at the command line level. Note: Ensure you have the OS password to…
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Windows Instant Recovery instances repeatedly halt
SUMMARY Steps to resolve an issue where Windows Instant Recovery instances were repeatedly halting. ISSUE Windows Instant Recovery instances repeatedly halt. RESOLUTION Upgrade to version 9.1.0 or later of the Unitrends software. CAUSE A known bug in a version previous to 9.1.0.
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Backup Catalog doesn't display anything and reports cannot run because the "From" date cannot be after the "To" date
SUMMARY Steps to resolve a problem when the backup catalog is empty and the date range can't be set for reports ISSUE The backup catalog (located under Recover > Backup Catalog) does not display any backups, and when running reports the following message is displayed when the date range is set appropriately: RESOLUTION…
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Virtual restores are not enabled for the virtual failover client
SUMMARY Details on how to enable virtual restores for a virtual failover client in the HTML5 user interface. ISSUE Virtual restores are not enabled for the virtual failover client. RESOLUTION To determine whether virtual restores are enabled, view the virtual failover client (VFC) details in the Unitrends appliance user…
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Unitrends system resource considerations for Windows Instant Recovery
SUMMARY To provide information advising customers how to check to see if their appliance can run instant recoveries. ISSUE The Unitrends appliance has the ability to run a Windows instant recovery, but the virtual failover client (VFC) residing on a Recovery-Series appliance uses the appliance's resources and impacts…
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Corrupt header causes restore to abort with ..Directory not in proper format.
SUMMARY Corrupt header causes restore to abort with ..Directory no in proper format. ISSUE Purpose This article is to provide information why a restore may be incomplete due to a corrupt header. Symptoms The restore receives a success. But after further investigation, it is found that only a few files were restored.…
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New Windows Instant Recovery instances may become stuck in a halted state
SUMMARY Steps to resolve an issue where new Windows Instant Recovery instances could become stuck in a halted state. ISSUE New Windows Instant Recovery instances could become stuck in a halted state. RESOLUTION Upgrade to version 9.1.0 or later of the Unitrends software. CAUSE A known bug in a version previous to…