Okay since so many people appear to be having trouble getting this to work, I have created a patch for the original nds file that will make it work on a DS-X. This patched nds is working for me, up to going up the steps and meeting Marle, I have not tested it past that point so I can't guarantee...
leo @'d me in a thread about his last dream, stating he was passionately making out with a guy he used to know and then woke up while reaching for his crotch, and said that i would "know who 'tf' it is"
and of course i know, it's luke