Backup of a Virtual Machine using the Agent for VMware Virtual Infrastructure (AVVI) that has multiple VMDK files of the same name in a single folder on the ESX host will fail with "Unable to open a disk of the virtual machine"


When backing up a virtual machine that has more then one VMDK file of the same name in the same folder, on a single datastore, the backup will fail with the errors.

Error Message

Final error: 0xe0009585 - Unable to open a disk of the virtual machine.
Final error category: Resource Errors

V-79-57344-38277 - Unable to open a disk of the virtual machine.

VixDiskLib_Open() reported the error: You do not have access rights to this file




1. Backup the virtual machine as if it were a physical machine via RAWS.
2. Rename one of the VMDK files to a different name.
3. Move one of the VMDK files to a different datastore.

Symantec Corporation has acknowledged that the above-mentioned issue is present in the current version(s) of the product(s) mentioned at the end of this article. Symantec Corporation is committed to product quality and satisfied customers.
There are currently no plans to address this issue by way of a patch or hotfix in the current or previous versions of the software at the present time. This issue may be resolved in a future major revision of the software at a later time. However, this particular issue is not currently scheduled for any release.  If you feel this issue has a direct business impact for you and your continued use of the product, please contact your Symantec Sales representative or the Symantec Sales group to discuss these concerns.  For information on how to contact Symantec Sales, please see 
Please be sure to refer back to this document periodically as any changes to the status of the issue will be reflected here.

Applies To

This issue occurs in Backup Exec 2010 and Backup Exec 2010 R2 and Backup Exec 2010 R3

Example VM with disks of the same name.

VM Name: Test-Machine
VMDK: test-machine.vmdk
Note: Since ESX is a Linux based OS, files with the same name but different capitalization are possible.

If both of these VMDK files are in the same folder the backup will fail with the above error message.

Terms of use for this information are found in Legal Notices.



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