(sorry for spamming multiple-posts)
When the error occurs, 'dmesg' outputs: -- [ 1835.178954] audit: type=1400 audit(1534455163.959:121): apparmor="DENIED" operation="change_profile" info="label not found" error=-2 profile="/usr/sbin/libvirtd" name="libvirt-a1937a46-2b13-41bd-998b-27ee9a8209a8" pid=4930 comm="libvirtd" --
(sorry for spamming multiple-posts)
When the error occurs, 'dmesg' outputs: 3.959:121) : apparmor="DENIED" operation= "change_ profile" info="label not found" error=-2 profile= "/usr/sbin/ libvirtd" name="libvirt- a1937a46- 2b13-41bd- 998b-27ee9a8209 a8" pid=4930 comm="libvirtd"
--
[ 1835.178954] audit: type=1400 audit(153445516
--