Invalid mesh

[kdm.nivek (rez)]

Hi everyone.

I’m trying to mesh my surfaces but, in every way that i have done it i have obtained as result “invalid Mesh”

what does it depend on and how can i solve it ?

Thanks
Prototype1.gh (49.6 KB)

[HS_Kim]

This could be a workaround.

Prototype1_re.gh (49.6 KB)