Change scene using object variable/string [partly SOLVED]

I want to change the scene bedroom to room1, but I struggle to change the scene when entering a door.

Try removing ToString and do door.VariableString(room)

well it did not work

also

Is your next scene named room1?

Other thing you can do is to set room to a number then do like this
In my game I use


or this

i tried the second one and it worked thx