Huddle with coach during free throw?

[Raymond]

Originally Posted by ilyazhito

I am aware of that. However, in the OP, it appears to me that the OP was mentioning the defense, because he referenced 4 players huddling with their coach before the 2nd free throw. Only 2 players can be in the lane for the offense, so there is no way that there could be a 4-player huddle by the offense and they have 2 players in the lane at the same time.

Point being, if it is the defense huddling 4 players near the coach, there is no delay warning for failing to occupy both of the bottom lane spaces, it's technical foul.