Voronoi Lattice Grasshopper - Tutorial Problems

Grasshopper
1

Hello,

Beginning to learn some grasshopper. Following this tutorial on youtube, but having trouble with the Multipipe operation where it
Rhino File.3dm (116.9 KB)
Grasshopper File.gh (13.8 KB)
gives me the error: Object reference not set to an instance of an object.

Attaching the files as well as a link to the tutorial with timestamp.

Please let me know where I went wrong!

2

you have an invalid line at index 5986

remove that (in this case with Clean Tree) and here it is:

image
image1741×844 354 KB

Grasshopper File_inno.gh (49.7 KB)