ttds

when i play gamesi turn the ds on. then it just goes to the main screen.i have all the games with icons on the left... i select the game from there and playbut do i have to go into moonshell and then play?and it doesnt work in moonshell because it saysnot support adapter?i have version 1.71 ...some games show can not open NDS file...what should i do...?

You don't use Moonshell to play games. You select games from the Games menu.
Moonshell is for media like Pictures, Videos, and Music.