Stack-O-Bot AI controller issue

Guys, I got stuck.
AI keeps going to 0 0 0 coordinates after all the needed manipulations with orb picking were made. So it goes to 0 0 0 when spawned and keeps going there after picking and destroying an orb.
I triple checked it and all the actions were taken exactly as they went in the tutorial. What could possibly go wrong?

So here’s what it looks like