OK guys steps to stop the sav fle form corrupting1 download the USRCHEAT.DAT 2 copy and paste into the ttds menu3 remove the hardware safely4 turn on the ds5 go to the rune factory 2 cheat menu(you know wat i mean)6 activate a cheat called This Code Must be on or else(its at the bottom of the list7 PLAY THE GAME WITHOUT BEING SCARED THE FILE WILL CORRUPTand guys dw your other cheats for other games will be on the USRCHEAT.DAT fileENJOY