After performing a multi-volume restore using the Agent for VMWare and Virtual Infrastructures (AVVI) one or more VMware virtual machine secondary volumes will not be accessible

Problem

After performing a multi-volume restore using the Agent for VMWare and Virtual Infrastructures (AVVI) one or more VMware virtual machine secondary volumes will not be accessible

Solution

What is affected:

  • Backup Exec 2010 revision 2896
  • Backup Exec 2010 R2 revision 4164

Determining Your Product Version
The installed version of Backup Exec can be verified by selecting the "About Backup Exec" option from the Help menu.

 

Severity:   Low
Probability: Low
 
For more formation on severity and probability levels refer to the following Technote:

 

How to determine if affected:

Restoring a Virtual Machine with the Backup Exec Agent for Vmware Virtual Machine may leave one or more secondary volumes inaccessible or unmountable if the following conditions exist:

  • There are two or more disks (VMDK's) assigned to the virtual machine.
  • The Virtual Machine is configured with a Windows install.
  • During the Windows OS formatting process of a non-primary drive (e.g. D:, E:, F: drives)  the partition type is changed from the default setting of ‘Primary’ to ‘Extended’.
  • A backup is performed by Backup Exec through the VMware host using the Agent for Vmware Virtual Infrastructure (AVVI) agent.

 

 

 

Workaround:

Complete the restore and then run a 3rd party disk recovery tool in the Virtual machine to recreate the MBR on the effected disk.

 

Formal Resolution:

A hotfix is now available for each of the following Backup Exec versions and are as follows:

 

Best Practices:

 Symantec strongly recommends the following best practices:
1. Always perform a full backup prior to and after any changes to your environment.
2. Always make sure that your environment is running the latest version and patch level.
3. Perform periodic "test" restores.
4. Subscribe to technical articles.

 

 

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