hi david maybe you could have a look at the attached files:
http://grasshopper3d.googlegroups.com/web/grid_structure_0103.ghx?hl=en&gsc=6nuBYQsAAAACQGGX8ONk3J7Hi8yYvUnH http://grasshopper3d.googlegroups.com/web/point%20grid%20projection.3dm?hl=en&gsc=6nuBYQsAAAACQGGX8ONk3J7Hi8yYvUnH 1. i don't really get why i produce these null objects and still have the full path information after dispatching a list. i would imagine by dispatching a list to dispatch the path information as well. i actually tried several ways to produce the same effect with simpler setups but non of them returned null objects. funny though cause it produces the desired result. 2. while working with a higher amount of geometry and i don't remember to flatten input values before attaching them to the input nodes, my system runs out of memory. probably for some nodes flattening should be set as default to avoid memory overflow for heavy calculations. not sure if this really makes sense, but it's really annoying to restart the computer all the time.
