why do not activate the roofmaker

[Giovannino60]

I made a layer with archicad 15, I selected it, design/extra design/roofmaker do not activate remain gray, why?

Thank you.

 

[Sinkro]

because you are in 3d, you have to work in the plant

 

[Sinkro]

Why don't you ask new questions that didn't thank you, and maybe you say if it was helpful?

 

[DarthVader]

or better still press f12 on archicad, which the online guide explains all step-by-step operations...

 

[Giovannino60]

Why don't you ask new questions that didn't thank you, and maybe you say if it was helpful?

OK now I understand