I had the same problem after upgrading from KUbuntu Dapper to Edgy. The previous workaround (frm Bavu Eric) fix the problem : /etc/environment LANG="fr_FR" LANGUAGE="fr_FR" LC_ALL="fr_FR.UTF-8" followed by a sudo dpkg-reconfigure locales
FYI here is the content of /var/lib/locales/supported.d/fr: [EMAIL PROTECTED] ISO-8859-15 fr_FR ISO-8859-15 Merci Eric :) -- dead_circumflex and dead_diaeresis don't work in KDE applications https://launchpad.net/bugs/69896 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs