You have done it then.
It was solid. You should just redo all the keys on the mover and all will be fine. You know it is working when it snaps back to start position.
I feel like you are getting frustrated and making mistakes.
Don't get discouraged. Rome was not built in a day.
Slow down & Take your time, BUT DON'T GIVE UP.
I know you can do it.
Dont do any copying or intersecting or anything fancy cause it might not work then.
Follow the tutorial i wrote for you word for word in your map. It will work because i do the same steps a million times and everytime it works.
Make the red builder the right size by inputing the "height,width,breath"
I have faith in you young padawan!
Just get it to move first, put textures on later. one thing at a time.
If you are unclear about any step just ask.