/usr/sbin/update-secureboot-policy: 44: printf: printf: I/O error That looks like something to do with SecureBoot and module signing rather than virtualbox itself. Do you have your MOK set up correctly?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2136439 Title: package virtualbox-dkms (not installed) failed to install/upgrade: installed virtualbox-dkms package post-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/2136439/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
