Grasshopper

algorithmic modeling for Rhino

Hello everyone,
I have a problem with HB-runEnergySimulation: 
1. The simulation has not run correctly because of this severe error: 
   ** Severe  ** checkSubSurfAzTiltNorm: Outward facing angle of subsurface differs more than 90.0 degrees from base surface.
1. The simulation has failed because ofthis fatal error: 
   **  Fatal  ** GetSurfaceData: Errors discovered, program terminates.
I have a closed brep out of the HBZone component and I have also checked if the materials are proper set through the LabelZone and LabelSurface components, but I am still missing something. I think the problem is the geometry of the windows.
Please help me :)
Herewith attached you find the .gh file with internalized geometry.

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Hi Alessandro, How did you create the openings? The error is because at least the normal direction of one of the window surfaces is flipped. You need to flip the surface.


Thank you Mostapha for your quick response and your help.

All the normals of the windows (and also those of the other surfaces) are facing the outside of the HBZones, so I think these are the right directions.

I have discovered that if I delete the little window (red circle) the analysis runs. But if I try to flip the surface of this window I have the same fatal error.  

Any idea ?

 

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