Virtual Machine restore to a vVOL (Virtual Volume) or vSAN datastore using the VMware Agent fails with error "0xe0009579 - Unable to copy the virtual machine disk using the VMware VixDiskLib" (V-79-57344-38265)

Problem

Virtual Machine restore to a vVOL (Virtual Volume) or vSAN datastore using the VMware Agent fails with error "0xe0009579 - Unable to copy the virtual machine disk using  the VMware VixDiskLib" (V-79-57344-38265)

Error Message

A restore of a virtual machine to a vVOL(Virtual Volume) or vSAN datastore using the VMware Agent may fail with the following error:

Final error: 0xe0009579 - Unable to copy the virtual machine disk using the VMware VixDiskLib.
Final error category: Resource Errors

For additional information regarding this error refer to link V-79-57344-38265

Cause

The above issue is seen if the restore job has been configured to use the SAN transport mode. vVol and vSAN datastores do not support SAN mode transport.

Solution

Edit the restore job, uncheck the SAN transport and instead select the nbd/HotAdd modes.