found upon further investigating that virtualbox-qt was broken (see attached)
** Attachment added: "virtualbox-qt dependencies" https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1603867/+attachment/5117735/+files/Selection_115.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1603867 Title: virtualbox-dkms 5.0.18-dfsg-2ubuntu1: virtualbox kernel module failed to build To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1603867/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs