savhax requires some sort of extended ram (3in1, opera ram, etc etc etc).

Remember to select TYPE 3 and 512 KB!!!

Slot 1 Flashcart:
1. Go into your game, move around a bit and save. Move around a little more and save again.
2. Reboot your DS with your flashcart and start savhax.
3. Pull out your flashcart and insert your retail cart.
4. Select "EEPROM --> SRAM" and let it do its thing.
5. Check your SRAM hexdump, an make sure it looks garbled (lots of different values)
5b. If not goto 4.
6. Put your flashcart back in the DS, keep the power on! (IMPORTANT!)
7. Now VERY Quickly restart your DS (turn off and then back on)
8. Start savhax again.
9. Select "SRAM --> FILE"
10. Assuming it comes up with the correct size, you're done!