You might want to try TEMPGBA instead, since it is an improvement of supercard's NDSGBA.
The default install from Beta 12 worked, so it's likely that your ROM is fucked up, get a clean one.
Try using the latest game_config.txt file, I believe there are entries for that game.
http://filetrip.net/nds-downloads/flashcart-files/latest-supercard-dstwo-and-iplayer-gba-f31972.html