Still experiencing this? If so try navigating to ~/Library/Preferences/com.kayabit.potion/ (MAC) or C:\Users\<USER>\AppData\secrethq\Buildbox\com.kayabit.potion (Windows) and delete the com.kayabit.potion folder. Then reopen Buildbox.
Buildbox is the world's first software that truly allows anyone to create amazing games regardless of technical skill. Due to its unique user interface, making games becomes a fluid process that doesn't require any scripting, programming or software design experience.