emerald isn't in Ubuntu yet. Please report any problems to the people creating the packages (probably beryl-project.org). Thanks.
** Changed in: emerald (Ubuntu) Status: Unconfirmed => Rejected -- emerald crash after deleting the current theme https://launchpad.net/bugs/73380 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs