Hacking GC Backup launcher won't work after 4.2U

[GameWinner]

title.
Today i wanted to play Wind Waker, i put the disc in and started the channel.
It loads but then it turns all kinds of different colors, im still able to start the game but 30 seconds in, it crashes.
help!

 

[xzxero]

try re installing your cMIOS

http://sites.google.com/site/completesg/gamecube

or better yet, install one from cIOSCORP