most likely you are trying to use the wrong program, can only use 2.04 with ou t of the box sundriver.. and the gamecube menu canm only be version 1 or maybe 2...
either update your firmware or suffer huge file sizes and no cd cover.
4.3 wii firmware is not yet compatibile with Sundriver.
Originally Posted by Trustman
You can only use PC to change the game with Sundriver Programmer 2.0 and higher,
selecting the game with option "Use PC config"