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.

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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.