Since pavmkvm801qcow2 new is not a standard command or known open-source file, the following content assumes it relates to:
Before migrating your entire infrastructure to pavmkvm801qcow2 new, note the following limitations: pavmkvm801qcow2 new
Solution: Ensure the qcow2 file is owned by libvirt-qemu or root (depending on your setup). Since pavmkvm801qcow2 new is not a standard command
sudo chown libvirt-qemu:libvirt-qemu pavmkvm801qcow2-new.qcow2