MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
First, it is better to post these questions on GitHub were the code is managed.
Did you wire up the screens like the diagram or are you using different pins. If you wired up to the D4 pin you will get the screen lock up every time the LED light flashes. The other option is to run the serial monitor on the device and look at the output and see why it is hanging up.