The fixed "usr.lib.libvirt.virt-aa-helper" from Jamie and a "apparmor_parser -r /etc/apparmor.d/usr.lib.libvirt.virt-aa-helper" helps and the guest is starting again.
The newest kernel, apparmor and libs fixed my problem with 100% load and very slow guests. -- [Lucid] Error starting domain: could not remove profile https://bugs.launchpad.net/bugs/517714 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs