Hyper-V flat file restore of a VHD file fails with an "Access denied" error.

Article:TECH142529  |  Created: 2010-10-22  |  Updated: 2011-05-04  |  Article URL http://www.symantec.com/docs/TECH142529
Article Type
Technical Solution



A Hyper-V flat file backup of a VHD file using Backup Exec 12.5 fails when trying to restore it using Backup Exec 2010.

The restore fails with an "Access Denied" error after restoring part of the data.


Debug log shows

BEREMOTE: [10/18/10 21:47:21] [5728] Restore Job Stop(0) - Mon Oct 18 21:47:21 2010
BENGINE: [10/18/10 21:47:21] [6652] TF_NDMPGetResult(): MediaServer thread done, channel->dsError is 0x00002746, returning FS_COMM_FAILURE
BENGINE: [10/18/10 21:47:21] [6652] BaseBSDProcessor::MessagePumpAndWaitForResults(): TF_NDMPGetResult() returned 0xE000FEFD
BENGINE: [10/18/10 21:47:21] [6652] TF_FreeTapeBuffers: from 1 to 0 buffers
BENGINE: [10/18/10 21:47:21] [6652] data halted: INTERNAL ERROR
BENGINE: [10/18/10 21:47:21] [6652] BaseBSDProcessor::PollDataServer: Shutting down.


Modify the following Active Exclusion key 

Warning: Incorrect use of the Windows registry editor may prevent the operating system from functioning properly. Great care should be taken when making changes to a Windows registry. Registry modifications should only be carried-out by persons experienced in the use of the registry editor application. It is recommended that a complete backup of the registry and workstation be made prior to making any registry changes


 HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Backup Exec For Windows\Backup Exec\Engine\Misc
Modify the Exclude Active Files value to 0.


Recycling of the Backup Exec services is required for this change to be applied correctly.

Create a folder for the disk target of the restore job. Ensure the backup exec account has full rights on the target folder.


Article URL http://www.symantec.com/docs/TECH142529

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