How can I do this?
I build an aura tower and I only want it to be built once, but it will still appear in building list. I want this to happen: When you try to build and you have already built that building, it will cancel the order. How can I do this?
I build an aura tower and I only want it to be built once, but it will still appear in building list. I want this to happen: When you try to build and you have already built that building, it will cancel the order. How can I do this?