Hi I wanted to make pipes of squares but it keeps running up with errors, but the definition seems fine to me.
Square Pipe_0401.gh (6.3 KB)
Yeah it should be able to handle null sections and give you a more informative error message.
Logged under RH-45219.
Square Pipe_0401_reV2.gh (12.2 KB)
Thank you so much! It worked 