Virsh can't connect to ovirt hypervisor
I found the solution!
The problem was on "Remote management using SASL authentication". I didn't create special user for SASL. Create user command is
# saslpasswd2 -a libvirt USERNAME
Password:
Again (for verification):
That's all.
you can also try this one ( found here )
virsh -c qemu:///system?authfile=/etc/ovirt-hosted-engine/virsh_auth.conf