It's unlikely, but the games will erase if the gameplay time goes above 999:99 have you been using any codes that put your time up there, and you didnt use them? If so, delete the code. If not, i dont know whats going on.
they mess up your game permenantly or until you erase your game
just go into your data managment where all your games get saved and erase the saved data and you will be able to start a new game.
1. if you make a new game and save, you will erase your previous game.
If you erase your Pokemon file on any Pokemon game it is impossible to bring it back.
in the bum
You mean, RELEASE?
no
If your trying to and Pokemon platinum to your action replay you, can't it will erase the rest of the games you have in it, and that goes for any game you're trying to put in.
They disappear forever.
it tells you how
no
You can release it while holding it in the p.c. box.