Oh no! I'm so sorry!
You can try new version "blackbox-stable.exe", it should be okay - I hope so :)
Great software for making personal game-jam kind of challenge!
I was feeling lack of ideas to practice in game-making, and this thing is just God-send ^_^
Would you kindly add "Save generated item" feature? In order to save my item and use it for further reference, I had to make a bunch of screenshots and edit them in Ps to something like this - https://imgur.com/FuIapmn