Hi, You can get the Little Dude 2 trainer working by _removing_ these lines and recompile for CrASH: ; Check 'location' ld a, (8121h) cp 0ffh ; Inside CrASH? jr nz, ExitInt I've told Dines already so the trainer might work in Ash 3.1 final. Sincerely, -/- David Eriksson -/- CalcEm - The Calculator Emulator -> http://www.2goodsoft.com/calcem/