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.
I'm not sure if I understand you right and the picture is a bit out of focus. Do you mean the plastics ring is broken without any force on it? The reason for this could be a to low printing temperature so that the layers don't really stick one on the other.