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AutoCAD Based 3D Modeling (Ribbon/Toolbar/Location)
Button: Show System Model
Error Type: Please switch to system model
Description:
When attempting to create a 3D model, you get the error; Please switch to System Model to Annotate Drops and Sprigs plus
System.NullReferenceException: Object reference not set to an instance of an object
at HCADexports.RevitConversion.create_hydrapipes_from_db()
at HCADexports.RevitConversion.create_hydrafittings_from_db(List'1 pipes, List'1 heads)
