GnuCash 1.9.8 is quite stable and available from Debian Sid. This copes with UTF-8 with no problems. I've added instructions to the GnuCashHowTo in the Ubuntu wiki.
-- Gnucash doesn't like UTF-8, and ubuntu has only utf8 locales https://launchpad.net/bugs/3370 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs