When I go to the main menu and press battle competition and press to the wifi competition and then press check your digital player ID it says "You don't have any Digital Player ID data." How do I get it so I can enter the competition?
To get your Digital ID for the competition you must have done the following things:
Register yourself to the June competition
Now you must put all the Pokemon you are going to use for the competition in your battle box. After you have done this go to Battle competition on your menu screen. press it and this should appear: . Now you can press participate and it will then automatically download your digital ID.
For further info about how to get in the competition click this
Hope this helped and good luck