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.
Have you checked the nozzle? I had a tiny piece break off the exit bore once ... easy to spot if you look for it, but it took me a while to notice because I was fixated on bed levelling and such! :-D