How to use AI perception

What if there are more than one target actors? Isn’t that mean Is Valid node becomes useless if there is a target actor hiding somewhere?

for that u need to use ai sight perception

Hello, people of the UE4 Answerhub. Just a quick question about the usage of AI Perception. When I use the on target perception updated node from AI Controller, it does not recognize that an actor is destroyed and keep returning True boolean. How do I make it recognize that an actor is destroyed?

use is valid? when u r looking for the target actor