Aha. I could mark one of the two mails as read now (I have no clue why, but I noticed a lengthy run of a kio_mbox thread going on, even though that kmail was not launched; maybe that might be related?).
Side note: I haven't seen any *new* mails which show this behaviour since my comment from 2008-03-09. -- [kmail] doesn't display a signed message, where the key is unknown https://bugs.launchpad.net/bugs/75416 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs