I had the same problem with all of you DS Acekard2 from dealexrteam ordered 07th December 2009 recieved 21 Ianuary 2010
I solved it like that
1. take this firm ``[7168]AKAIO.1.5.rar`` open it and then to the sd card
2. the same with this file`` akmenu4.nds``
3. Put this file also for DS...