virt-v2v to convert an ova file to qcow2 fails with error

Solution Verified - Updated -


  • virt-v2v to convert an ova file to qcow2 in order to use with the KVM fails with error.
virt-v2v -i ova [File].ova -o libvirt -of qcow2 -os default

[   0.0] Opening the source -i ova [File].ova
[   4.0] Creating an overlay to protect the source from being modified
[   4.0] Opening the overlay
virt-v2v: error: libguestfs error: could not create appliance through libvirt.

Try running qemu directly without libvirt using this environment variable:

Original error from libvirt: Cannot access backing file 
'/var/tmp/ova.YsvTyO/[File]-disk1.vmdk' of storage file 
'/var/tmp/v2vovl59c120.qcow2' (as uid:107, gid:107): Permission denied 
[code=38 domain=18]

If reporting bugs, run virt-v2v with debugging enabled and include the complete output:

  virt-v2v -v -x [...]


  • Red Hat Enterprise Linux 7.2

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content