Need help? Well, jut tell me the problem, and i'll try to fix it! If not…
then another person could help you!

I need help!

I'm trying to make a game, but when you hit walls, the character keeps going.
I tried:

when green flag clicked
forever
    
if <touching [Bar v]?> then
    
change [Xv v] by (-1)
end
end

We have a really nifty forum for this purpose; it's called Help with Scripts! If you want to help people out with scripting, there are plenty of threads there you can answer.