I really need help, its been a while i am on it. Please help !

Hi ! Brawl player here, i am using riivolution to load textures hacks and all, its works fine, but when i use codes (GCT) very few of them work. Things like replays limit or unrestricted camera does not work.
I could make work only 2 codes :
- Colored shields
- Start match with 1 player.

Please help me, i am using riivolution, my wii is pal and my game is pal.