hi, i use ttds card, works fine, iv downloaded the latest firm ware and several different versions of pokemon w/b, iv spent hours tryin to get this to work and always comes up with errorcode4, now some smart ass may say, google it, i have, iv sifted thru 100's of pages tryed unofficial and official firware for the ttds as well as over 10 different roms, can any1 help? or who has a working version explain how they got it, appreciate it thanks