The previous backtrace was caused by having a gpg-agent running at the same time as seahorse-daemon. Removing the gpg-agent package fixed the problem, and now the searhorse ssh agent function works.
-- seahorse-daemon crashes on any attempt to use ssh https://launchpad.net/bugs/59602 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
