Energy simulation error “…it is not possible to calculate the volume from the surrounding surfaces…”

[minggangyin]

Hi,@adiazcer
Please refer to Chris Macky’s Full building energy simulation example
http://hydrashare.github.io/hydra/viewer?owner=chriswmackey&fork=hydra_2&id=Full_Building_Energy_Simulation&slide=0&scale=1&offset=0,0