Apple today released iPhoto 5.0.3 which addresses issues with Tiger compatibility, Book and Print ordering, and Smart Albums. Requires Mac OS X 10.3.4 through 10.3.9, or 10.4.2 or later.
– On Tiger, images are no longer color-shifted after editing
– (Mac OS X 10.4.2 update required)
– Book layouts will not change when moving an image on a page
– An issue was addressed that caused some book orders to be cancelled
– Smart Albums will display correctly in other iLife applications
iPhoto 5.0.3 Update is available via Software Update. More info and standalone update (39.2MB) link here.