You have to download an update for your Acekard. You then have to run that update on your Acekard on a Ds Phat or a DS Lite, otherwise it isn't going to work.
Search with google. http://tinyurl.com/ydr88b3 Direct Forum Link: http://www.akds-forum.com/index.php?topic=74.0
You need to update the Acekard 2i on a DS, DS lite or a Pre-1.4 DSi. http://www.gbatemp.net/index.php?showtopic=174529