Proposed is *proposed*, not *released*. Packages in -proposed are not guaranteed to be suitable for general consumption. apt dist-upgrade with -proposed enabled is a good way to break your system. You should disable -proposed.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1639546 Title: Problem with sigature verification To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2-signed/+bug/1639546/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs