I agree, this was a very annoying bug as there are no error messages. Keys are just missing, and importing the old pubring.gpg through both Seahorse and Enigmail interfaces doesn't work.
The "bug" also affects Enigmail. There is a nice description here regarding how to export your old pubring.gpg to pubring.kbx, retaining owner trust: http://stackoverflow.com/a/34221494/405682 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to seahorse in Ubuntu. https://bugs.launchpad.net/bugs/1577198 Title: Imported gpg keys do not show up in Seahorse 3.18.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/seahorse/+bug/1577198/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs