sparkChan

just because your channels don't match the point number and in channel sop you should use the attribute boxh not boxH. so try to change the Pitch Divisions to 21, and create a new channel sop, I think it will work.

I found this method is a efficient way to glue objects. so what is the difference the two method.
please look the file in which some nodes are marked with red color.

thanks.

I use the shelf tool to create a container, why does the container look like this:
thanks