You didn't make the google drive file public, so no-one (at least me) can view it. If you are seeing black jagged triangles and corruption it is almost certainly the known issue that is reported and mentioned numerous times in these forums. It is a bug in newer AMD drivers, and reverting to older drivers will fix the issue. In fact it is literally in the thread below this one:
http://www.sweethome3d.com/support/foru ... read,11888