R4 revolution for ds

:o :o :o :o :o I put the rom in,then when i open it in r4 it says the save file cannot be accessed.Please,help!!!I downloaded pokemon mystery dungeon explorers of the sky in japenese,but cant play it!!!or platinum!!! :'( :'( :'( :'( :'( :'( :'(

Technical problem. Please read the Common Issues :)