Yu-Gi-Oh Not working

well i downloaded Yugioh 5d stardust accelerator english and everytime it loads its says please take the cartridge out and turn off the power i really wanna play and does anyone know any cheats for all cards for the US version or do i have to get J with english?

Read this.
https://www.romulation.org/forum/index.php?topic=1462.0

didnt help too help clarify its not a flashcart it nosgba

Are you using emulator?
Download the latest no$gba, 2.6a and no$zoomer2.3.0.2 from the above link.

Try ARM 7 patching.
Here's a guide:
http://www.youtube.com/watch?v=UDqnVcHuHV4