Pet Training for Custom Creatures

Izex

Rookie
Feb 16, 2016
61
4
8
USA
www.SC2Power.com
I wanted to make another creature and allow people to train it like any other pet but I can't find out how to get the pet training option to work. I have controlslotsmax set to 5 (min is 2) but when I click begin pet training nothing happens. Any help is appreciated.