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Recovery Series appliances may experience backup failures caused by space issues
SUMMARY Recovery Series appliances may experience backup failures caused by space issues. ISSUE Recovery Series appliances may experience backup failures caused by space issues related to inappropriate assignment of metadata backups to added external storage devices. RESOLUTION To confirm if you are effected by this issue,…
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SQL is shown with no databases listed
SUMMARY When adding a SQL Server client, the appliance may detect the presence of a SQL instance but not be able to list active databases. ISSUE The Unitrends UI lists a SQL instance present on a windows client containing an agent for backup, but when expand, the server, it shows no databases. RESOLUTION A common issue is…
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Virtual machine is configured to use a device that prevents the snapshot operation: Device '' is a SCSI controller engaged in bus-sharing.
SUMMARY “Backup failed: Error creating snapshot of VM: An incompatible device exists on the virtual machine: Virtual machine is configured to use a device that prevents the snapshot operation: Device '' is a SCSI controller engaged in bus-sharing. Drive have been marked as independent.” ISSUE Unable to use…
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Default auto-excluded items in a Windows file backup
SUMMARY Auto-excluded items in a Windows file backup ISSUE Purpose Describe files automatically excluded when performing a file backup of a Windows system. Description /RECYCLER /$Recycle.Bin %TMP% %TEMP% *.tmp *.temp %AllUsersProfile%\Microsoft\Network\Downloader\Cache directory specified by :…
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Can I search for and restore a single file from a backup?
SUMMARY This article explains how to restore a single file from a Unitrends backup. ISSUE For instructions on searching for and restoring an individual file from a backup, see To find files in backups in the Recovery-Series and UEB Administrator's Guide. Note: To add additional files for restore (must all be from the same…
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Hyper-V backup fails with error 'Hyper-V PowerShell Module is not installed'
SUMMARY How to fix a Hyper-V backup that fails with the error: Hyper-V PowerShell Module is not installed. ISSUE Hyper-V backup fails because Powershell is not properly installed on a Hyper-V 2008 R2 server. RESOLUTION Configure Windows PowerShell on Hyper-V 2008 R2 server. (For Windows 2008 R2, this procedure requires…
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FAQ: Backup fails to capture a single file or group of files
SUMMARY Troubleshooting steps when a backup fails to capture a single file or group of files ISSUE Applies To Unitrends Agent software 5.0+ Symptoms A single file or group of files fails to backup. In the backup record, an error similar to the following: Read error 0 in file : file backup corrupt. The system cannot find…
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Hyper-V 2012 host crashes on backup or guest migration
SUMMARY When SMB3 shares are used to store Hyper-V guests and the hosts are running unitrends agent 8.2 or 9.0, it is possible for some actions to cause a host to crash or blue screen when the CBT driver is used. ISSUE When SMB3 shares are used to store Hyper-V guests and the hosts are running unitrends agent 8.2 or 9.0,…
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In 10.0.0.-2, roll-up of VMware incrementals may produce a malformed synthetic full backup
SUMMARY In 10.0.0.-2, roll-up of VMware incrementals may produce a malformed synthetic full backup. ISSUE In 10.0.0.-2, roll-up of VMware incrementals may produce a malformed synthetic full backup. This issue only impacts VMware synthetic fulls created by appliances running 10.0.0-2. RESOLUTION To resolve this issue,…
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Resolving the issue: Change Journal appears to have wrapped (Expanding the Windows NTFS Change Journal)
ISSUE Your experience one of the following errors: * The first record available for reading from the Change Journal for volume '<drive letter>' is higher than the agent backup in previous backup and indicate there is a chance that file or directory changes will be not backed up. * Change Journal for volume <drive letter>…