Exactly the same problem, to be more precise, it happen to me in multiplayer. When I ask to do something, it takes more and more times to execute the order, like more than 30 sec sometimes, at the end, it’s unplayable. It came after the last update…
I think in the second clip, the units obeyed! If you closely observe there, he didn’t select the knight which was running inside to kill enemy. While the other two units moved as he wanted.