I think the bug is confirmed by the screenshot shown on the dup. It seems to be related by how the messages are shown when the panel is at the bottom instead of the top.
** Changed in: notification-daemon (Ubuntu) Status: Unconfirmed => Confirmed -- [feisty] notification-daemon pop-up bad rendering https://launchpad.net/bugs/85210 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs