Description of problem: tzdata-2008i-1.fc9.noarch tzdata-2008h-1.fc10.noarch so upgrade from f9 to f10 fails for this package (and -java) It is probably not fatal, it just has to be done ASAP, before f10 release.
tzdata-2008i-1.fc10 has been submitted as an update for Fedora 10. http://admin.fedoraproject.org/updates/tzdata-2008i-1.fc10
tzdata-2008i-1.fc10 has been pushed to the Fedora 10 stable repository. If problems still persist, please make note of it in this bug report.