It seems, that upgrader doesn't upgrade UEFI signature. I think, that after disabling Secure Boot in UEFI settings PC boots without this message. Try it. Thanks
** Package changed: shim (Ubuntu) => ubuntu-release-upgrader (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1385690 Title: Secure Boot Violation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1385690/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
