Hi everyone. i got a litle problem. i,m trying to upgrade my r4 ultra to use it on my 3ds. i downloaded aikai 1.86a from http://www.r4ultra.com/download.htm. it work well on my dsl. so i dowloaded the update for 3ds 2.1 i used it on my dsl then it said to eject and insert the card before pressing b . when i press b nothing happen... can you help me please ? on my card its writted r4 sdhc - revolution for ds (ndsl-nds) www.r4ultra.com i'm using a 4go micro sd card.