Apple has a possible fix for users experiencing problems using the iPod Updater 2004-04-28, requiring users to delete the "iPodDriver.kext" driver file using the Terminal and reinstall iTunes. "iPod's disk icon appears in the Finder, but it does not appear in the iTunes Source list or in the iPod Updater. To resolve this issue, you'll need to delete one file and reinstall iTunes.
View: Apple's Potential fix
News source: MacNN