guess what? another mario and luigi bowser's inside story problem!

hey whats up. so, I kno there is a anti piracy protection and I have put in the AR code to get around it. i can select a save, but afterwards im stuck with a black screen. any suggestions? oh! sry I have an R4 by the way. thanks!

This should help:
http://forum.romulation.net/index.php?topic=22731.0