Are you using the console or the realbot menu?
Well, whatever your answer is, here's the solution.
Solution 1:
Try updating your realbot menu (a.k.a. commandmenu.txt).
Or
Just D/L the attachment below, and replace your current realbot menu (a.k.a. commandmenu.txt).
Solution 2:
Go <A Href=http://server.bots-united.com/wiki/index.php/full%20list%20of%20RealBot%20WIP%20commands>here.</A>