I used the Hack Mii installer to re-install the Homebrew Channel and Bootmii and DVDx after updating to the System menu 4.2... However Mplayer CE will no longer play my DVD's... At hackmii.com they posted this note... "Note about DVDX enabled applications: Because of the new title ID, all current applications will fail to load DVDX. libogc needs additional code that checks for the nby sploit - Homebrew General