I now made a Workaround to gain acces to all the Bonus Tickets (Äon, Aurora Seamap ...) on my GBA Roms on my M3 DS Real as i couldnt get any cht file to work propably.
I downloaded Visualboy (GBA emu) loaded the rom and startet a new Game. Within VB i can simply use AR, Gameshark or Codebreaker...