Which version of virtualbox do you use? I found only virtualbox-5.2 works. I got the same problem with virtualbox-6.0
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1771430 Title: Cannot start VM on 18.04, "Error making a connection to libvirt URI" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/vagrant-libvirt/+bug/1771430/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
