@ Frederik not all the packages you install seem to be needed. Even though, in my system, I have 2/3 installed (see below) I have a working fedora workstation 28 VM.
``` $ apt policy qemu qemu-kvm libvirt-bin qemu: Installed: (none) Candidate: 1:2.11+dfsg-1ubuntu7.2 Version table: 1:2.11+dfsg-1ubuntu7.2 500 500 http://archive.ubuntu.com/ubuntu bionic-updates/universe amd64 Packages 500 http://archive.ubuntu.com/ubuntu bionic-security/universe amd64 Packages 1:2.11+dfsg-1ubuntu7 500 500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages qemu-kvm: Installed: 1:2.11+dfsg-1ubuntu7.2 Candidate: 1:2.11+dfsg-1ubuntu7.2 Version table: *** 1:2.11+dfsg-1ubuntu7.2 500 500 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 500 http://archive.ubuntu.com/ubuntu bionic-security/main amd64 Packages 100 /var/lib/dpkg/status 1:2.11+dfsg-1ubuntu7 500 500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages libvirt-bin: Installed: (none) Candidate: 4.0.0-1ubuntu8.1 Version table: 4.0.0-1ubuntu8.1 500 500 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 4.0.0-1ubuntu8 500 500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages ``` -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1762205 Title: GNOME boxes fails to start virtual os To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-boxes/+bug/1762205/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs