How to switch SIDER?

[afifnajmi]

Hello boys. Its my first time using Sider. I never use it before. I had Ball Server & Stadium Server Installed. When i press space the thing pop up but i can select ball only. How to change so i can choose stadium? Thank you. Sorry for my bad english

 

[Tom]

There's some dedicated threads to Sider in our editing forum (like this one), you're probably better off asking in one of them.