OpenStudio 2.1 Shows Error after Clicking "Thermal Zones" Icon

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I want to assign the ideal load to all of my zones. But After clicking the icon of "Thermal Zones", it just showed me the error as the following:

Actually, I also tried to assign the ideal load to the zones in SketchUp, but it shows me the wireframe for the whole building.

Any one know what's up there? @Kyle Benne, Hey Kyle, looks like your name is showed on the path of the error. Do you have any ideas about it?