When you add a bowling alley to any lot, the entire save will lose functionality in build mode, making it impossible to build new homes and businesses. Bowling alleys break the entire game.
Quando ...
Ideas
It might be a problem with the specific lot or lots that you are trying to add.
I just added the Oasis Springs Dust Bowl between Nookstone and Agave Abode. That's the bowling alley that came with the Bowling Night stuff pack. Build and Buy mode still seem to be okay for me.