Help in GameMaker

Share your creations!
The game freezes and i dont know why
Edit: Problem solved
@GameMakerCommunity
. Fix your program.
Because i lost an entire part of the game and now it won't let me do anything
edit: ah i fixed it
where can i make the global scripts in my game?
Help im trying to make susie's face in undertale but when i try to change the expression it doesn't change
Oh yeah, i'm here one more time with one more problem.
This time, i'm needing help with validating my code, like, i have all the coding stuff ready, it was working until now and it dosen't works anymore. I know this is bad explanation, but just shout me.
Hey! I need help! I have a game on itch and need someone to test the demo to see if it is actually available for people to play! Ty!


